Do not cast unused return values to void

A small style fix that removes all remaining "(void)" casts. Using these
isn't encouraged in GNU coding guidelines and doesn't serve a certain
purpose, except for satisfying a few static code analysis tools. We
already nuked some of these in previous patches, but this semantic patch
should fix what's left:

    @@
    identifier func;
    @@

    - (void)func (
    + func (
    ...);

Long lines were re-formatted manually.

Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>

20 files changed, 489 insertions, 511 deletions

diff --git a/src/apoint.c b/src/apoint.c
index 593ec31..979f192 100644
--- a/src/apoint.c
+++ b/src/apoint.c
@@ -191,7 +191,7 @@ apoint_add (void)
           else
             {
               status_mesg (format_message_1, enter_str);
-              (void)wgetch (win[STA].p);
+              wgetch (win[STA].p);
             }
         }
       else
@@ -231,7 +231,7 @@ apoint_add (void)
               else
                 {
                   status_mesg (format_message_2, enter_str);
-                  (void)wgetch (win[STA].p);
+                  wgetch (win[STA].p);
                 }
             }
           else
@@ -247,14 +247,12 @@ apoint_add (void)
       if (is_appointment)
         {
           apoint_start = date2sec (*calendar_get_slctd_day (), heures, minutes);
-          (void)apoint_new (item_mesg, 0L, apoint_start,
-                            min2sec (apoint_duration), 0L);
+          apoint_new (item_mesg, 0L, apoint_start, min2sec (apoint_duration), 0L);
           if (notify_bar ())
             notify_check_added (item_mesg, apoint_start, 0L);
         }
       else
-        (void)event_new (item_mesg, 0L,
-                         date2sec (*calendar_get_slctd_day (), 0, 0), Id);
+        event_new (item_mesg, 0L, date2sec (*calendar_get_slctd_day (), 0, 0), Id);
 
       if (hilt == 0)
         hilt++;
@@ -397,20 +395,20 @@ apoint_sec2str (struct apoint *o, int type, long day, char *start, char *end)
   time_t t;
 
   if (o->start < day)
-    (void)strncpy (start, "..:..", 6);
+    strncpy (start, "..:..", 6);
   else
     {
       t = o->start;
       lt = localtime (&t);
-      (void)snprintf (start, HRMIN_SIZE, "%02u:%02u", lt->tm_hour, lt->tm_min);
+      snprintf (start, HRMIN_SIZE, "%02u:%02u", lt->tm_hour, lt->tm_min);
     }
   if (o->start + o->dur > day + DAYINSEC)
-    (void)strncpy (end, "..:..", 6);
+    strncpy (end, "..:..", 6);
   else
     {
       t = o->start + o->dur;
       lt = localtime (&t);
-      (void)snprintf (end, HRMIN_SIZE, "%02u:%02u", lt->tm_hour, lt->tm_min);
+      snprintf (end, HRMIN_SIZE, "%02u:%02u", lt->tm_hour, lt->tm_min);
     }
 }
 
@@ -422,25 +420,23 @@ apoint_write (struct apoint *o, FILE *f)
 
   t = o->start;
   lt = localtime (&t);
-  (void)fprintf (f, "%02u/%02u/%04u @ %02u:%02u",
-                 lt->tm_mon + 1, lt->tm_mday, 1900 + lt->tm_year, lt->tm_hour,
-                 lt->tm_min);
+  fprintf (f, "%02u/%02u/%04u @ %02u:%02u", lt->tm_mon + 1, lt->tm_mday,
+           1900 + lt->tm_year, lt->tm_hour, lt->tm_min);
 
   t = o->start + o->dur;
   lt = localtime (&t);
-  (void)fprintf (f, " -> %02u/%02u/%04u @ %02u:%02u ",
-                 lt->tm_mon + 1, lt->tm_mday, 1900 + lt->tm_year, lt->tm_hour,
-                 lt->tm_min);
+  fprintf (f, " -> %02u/%02u/%04u @ %02u:%02u ", lt->tm_mon + 1, lt->tm_mday,
+           1900 + lt->tm_year, lt->tm_hour, lt->tm_min);
 
   if (o->note != NULL)
-    (void)fprintf (f, ">%s ", o->note);
+    fprintf (f, ">%s ", o->note);
 
   if (o->state & APOINT_NOTIFY)
-    (void)fputc ('!', f);
+    fputc ('!', f);
   else
-    (void)fputc ('|', f);
+    fputc ('|', f);
 
-  (void)fprintf (f, "%s\n", o->mesg);
+  fprintf (f, "%s\n", o->mesg);
 }
 
 struct apoint *
@@ -450,10 +446,10 @@ apoint_scan (FILE *f, struct tm start, struct tm end, char state, char *note)
   time_t tstart, tend, t;
 
   t = time (NULL);
-  (void)localtime (&t);
+  localtime (&t);
 
   /* Read the appointment description */
-  (void)fgets (buf, sizeof buf, f);
+  fgets (buf, sizeof buf, f);
   newline = strchr (buf, '\n');
   if (newline)
     *newline = '\0';
@@ -725,9 +721,8 @@ apoint_paste_item (void)
 
   bkp_time = get_item_time (bkp_cut_apoint.start);
   bkp_start = calendar_get_slctd_day_sec () + bkp_time;
-  (void)apoint_new (bkp_cut_apoint.mesg, bkp_cut_apoint.note,
-                    bkp_start, bkp_cut_apoint.dur,
-                    bkp_cut_apoint.state);
+  apoint_new (bkp_cut_apoint.mesg, bkp_cut_apoint.note, bkp_start,
+              bkp_cut_apoint.dur, bkp_cut_apoint.state);
 
   if (notify_bar ())
     notify_check_added (bkp_cut_apoint.mesg, bkp_start, bkp_cut_apoint.state);
diff --git a/src/args.c b/src/args.c
index 8926391..150b81c 100644
--- a/src/args.c
+++ b/src/args.c
@@ -209,7 +209,7 @@ print_notefile (FILE *out, char *filename, int nbtab)
   else
     linestarter[0] = '\0';
 
-  (void)snprintf (path_to_notefile, BUFSIZ, "%s/%s", path_notes, filename);
+  snprintf (path_to_notefile, BUFSIZ, "%s/%s", path_notes, filename);
   notefile = fopen (path_to_notefile, "r");
   if (notefile)
     {
@@ -319,8 +319,8 @@ next_arg (void)
       hours_left = (time_left / HOURINSEC);
       min_left = (time_left - hours_left * HOURINSEC) / MININSEC;
       fputs (_("next appointment:\n"), stdout);
-      (void)snprintf (mesg, BUFSIZ, "   [%02d:%02d] %s\n", hours_left, min_left,
-                      next_app.txt);
+      snprintf (mesg, BUFSIZ, "   [%02d:%02d] %s\n", hours_left, min_left,
+                next_app.txt);
       fputs (mesg, stdout);
       mem_free (next_app.txt);
     }
@@ -548,7 +548,7 @@ display_app (struct tm *t, int numdays, int add_line, int print_note,
       if (app_found)
         add_line = 1;
       t->tm_mday++;
-      (void)mktime (t);
+      mktime (t);
     }
 }
 
@@ -596,15 +596,15 @@ date_arg (char *ddate, int add_line, int print_note, struct conf *conf,
       if (parse_date (ddate, conf->input_datefmt, (int *)&day.yyyy,
                       (int *)&day.mm, (int *)&day.dd, NULL))
         {
-          (void)app_arg (add_line, &day, 0, print_note, conf, regex);
+          app_arg (add_line, &day, 0, print_note, conf, regex);
         }
       else
         {
           char outstr[BUFSIZ];
           fputs (_("Argument to the '-d' flag is not valid\n"), stderr);
-          (void)snprintf (outstr, BUFSIZ,
-                          "Possible argument format are: '%s' or 'n'\n",
-                          DATEFMT_DESC (conf->input_datefmt));
+          snprintf (outstr, BUFSIZ,
+                    "Possible argument format are: '%s' or 'n'\n",
+                    DATEFMT_DESC (conf->input_datefmt));
           fputs (_(outstr), stdout);
           more_info ();
         }
@@ -650,7 +650,7 @@ date_arg_extended (char *startday, char *range, int add_line, int print_note,
         {
           t.tm_year -= 1900;
           t.tm_mon--;
-          (void)mktime (&t);
+          mktime (&t);
         }
       else
         {
@@ -665,9 +665,9 @@ date_arg_extended (char *startday, char *range, int add_line, int print_note,
     {
       char outstr[BUFSIZ];
       fputs (_("Argument is not valid\n"), stderr);
-      (void)snprintf (outstr, BUFSIZ,
-                      "Argument format for -s and --startday is: '%s'\n",
-                      DATEFMT_DESC (conf->input_datefmt));
+      snprintf (outstr, BUFSIZ,
+                "Argument format for -s and --startday is: '%s'\n",
+                DATEFMT_DESC (conf->input_datefmt));
       fputs (_(outstr), stdout);
       fputs (_("Argument format for -r and --range is: 'n'\n"), stdout);
       more_info ();
@@ -983,7 +983,7 @@ parse_args (int argc, char **argv, struct conf *conf)
               custom_load_conf (conf); /* To get output date format. */
               io_load_app ();
               day.dd = day.mm = day.yyyy = 0;
-              (void)app_arg (add_line, &day, 0, Nflag, conf, preg);
+              app_arg (add_line, &day, 0, Nflag, conf, preg);
               non_interactive = 1;
             }
         }
diff --git a/src/calcurse.h b/src/calcurse.h
index fb2be66..8b6d492 100644
--- a/src/calcurse.h
+++ b/src/calcurse.h
@@ -161,21 +161,21 @@
   int len;                                                                    \
                                                                               \
   len = snprintf (msg, BUFSIZ, "%s: %d: ", __FILE__, __LINE__);               \
-  (void)snprintf (msg + len, BUFSIZ - len, __VA_ARGS__);                      \
+  snprintf (msg + len, BUFSIZ - len, __VA_ARGS__);                            \
   if (ui_mode == UI_CURSES)                                                   \
     fatalbox (msg);                                                           \
   else                                                                        \
-    (void)fprintf (stderr, "%s\n", msg);                                      \
+    fprintf (stderr, "%s\n", msg);                                            \
 } while (0)
 
 #define WARN_MSG(...) do {                                                    \
   char msg[BUFSIZ];                                                           \
                                                                               \
-  (void)snprintf (msg, BUFSIZ, __VA_ARGS__);                                  \
+  snprintf (msg, BUFSIZ, __VA_ARGS__);                                        \
   if (ui_mode == UI_CURSES)                                                   \
     warnbox (msg);                                                            \
   else                                                                        \
-    (void)fprintf (stderr, "%s\n", msg);                                      \
+    fprintf (stderr, "%s\n", msg);                                            \
 } while (0)
 
 #define EXIT(...) do {                                                        \
diff --git a/src/calendar.c b/src/calendar.c
index ae2af26..179946a 100644
--- a/src/calendar.c
+++ b/src/calendar.c
@@ -124,7 +124,7 @@ calendar_date_thread (void *arg)
       tomorrow = (time_t) (get_today () + DAYINSEC);
 
       while ((actual = time (NULL)) < tomorrow)
-        (void)sleep (tomorrow - actual);
+        sleep (tomorrow - actual);
 
       calendar_set_current_date ();
       calendar_update_panel (&win[CAL]);
@@ -233,12 +233,12 @@ calendar_get_wday (struct date *date)
 {
   struct tm t;
 
-  (void)memset (&t, 0, sizeof (struct tm));
+  memset (&t, 0, sizeof (struct tm));
   t.tm_mday = date->dd;
   t.tm_mon = date->mm - 1;
   t.tm_year = date->yyyy - 1900;
 
-  (void)mktime (&t);
+  mktime (&t);
 
   return t.tm_wday;
 }
@@ -492,12 +492,12 @@ draw_weekly_view (struct window *cwin, struct date *current_day,
   else
     days_to_remove = c_wday == 0 ? WEEKINDAYS - 1 : c_wday - 1;
 
-  (void)memset (&t, 0, sizeof (struct tm));
+  memset (&t, 0, sizeof (struct tm));
   t.tm_mday = slctd_day.dd;
   t.tm_mon = slctd_day.mm - 1;
   t.tm_year = slctd_day.yyyy - 1900;
-  (void)mktime (&t);
-  (void)date_change (&t, 0, -days_to_remove);
+  mktime (&t);
+  date_change (&t, 0, -days_to_remove);
 
   /* Print the week number. */
   weeknum = ISO8601weeknum (&t);
@@ -569,7 +569,7 @@ draw_weekly_view (struct window *cwin, struct date *current_day,
         }
 
       /* get next day */
-      (void)date_change (&t, 0, 1);
+      date_change (&t, 0, 1);
     }
 
   /* Draw marks to indicate midday on the sides of the calendar. */
@@ -633,7 +633,7 @@ calendar_change_day (int datefmt)
 
   while (wrong_day)
     {
-      (void)snprintf (outstr, BUFSIZ, request_date, DATEFMT_DESC (datefmt));
+      snprintf (outstr, BUFSIZ, request_date, DATEFMT_DESC (datefmt));
       status_mesg (_(outstr), "");
       if (getstring (win[STA].p, selected_day, LDAY, 0, 1) == GETSTRING_ESC)
         return;
@@ -656,7 +656,7 @@ calendar_change_day (int datefmt)
           if (wrong_day)
             {
               status_mesg (mesg_line1, mesg_line2);
-              (void)wgetch (win[STA].p);
+              wgetch (win[STA].p);
             }
         }
     }
@@ -670,7 +670,7 @@ calendar_move (enum move move, int count)
   int ret, days_to_remove, days_to_add;
   struct tm t;
 
-  (void)memset (&t, 0, sizeof (struct tm));
+  memset (&t, 0, sizeof (struct tm));
   t.tm_mday = slctd_day.dd;
   t.tm_mon = slctd_day.mm - 1;
   t.tm_year = slctd_day.yyyy - 1900;
@@ -703,7 +703,7 @@ calendar_move (enum move move, int count)
       break;
     case WEEK_START:
       /* Normalize struct tm to get week day number. */
-      (void)mktime (&t);
+      mktime (&t);
       if (calendar_week_begins_on_monday ())
         days_to_remove = ((t.tm_wday == 0) ? WEEKINDAYS - 1 : t.tm_wday - 1);
       else
@@ -712,7 +712,7 @@ calendar_move (enum move move, int count)
       ret = date_change (&t, 0, -days_to_remove);
       break;
     case WEEK_END:
-      (void)mktime (&t);
+      mktime (&t);
       if (calendar_week_begins_on_monday ())
         days_to_add = ((t.tm_wday == 0) ? 0 : WEEKINDAYS - t.tm_wday);
       else
diff --git a/src/custom.c b/src/custom.c
index 65cf2a5..8b79888 100644
--- a/src/custom.c
+++ b/src/custom.c
@@ -334,23 +334,23 @@ custom_set_conf (struct conf *conf, enum conf_var var, char *val)
       return conf_parse_bool (&nbar.show, val);
       break;
     case CUSTOM_CONF_NOTIFYBARDATE:
-      (void)strncpy (nbar.datefmt, val, strlen (val) + 1);
+      strncpy (nbar.datefmt, val, strlen (val) + 1);
       break;
     case CUSTOM_CONF_NOTIFYBARCLOCK:
-      (void)strncpy (nbar.timefmt, val, strlen (val) + 1);
+      strncpy (nbar.timefmt, val, strlen (val) + 1);
       break;
     case CUSTOM_CONF_NOTIFYBARWARNING:
       return conf_parse_int (&nbar.cntdwn, val);
       break;
     case CUSTOM_CONF_NOTIFYBARCOMMAND:
-      (void)strncpy (nbar.cmd, val, strlen (val) + 1);
+      strncpy (nbar.cmd, val, strlen (val) + 1);
       break;
     case CUSTOM_CONF_NOTIFYALL:
       return conf_parse_bool (&nbar.notify_all, val);
       break;
     case CUSTOM_CONF_OUTPUTDATEFMT:
       if (val[0] != '\0')
-        (void)strncpy (conf->output_datefmt, val, strlen (val) + 1);
+        strncpy (conf->output_datefmt, val, strlen (val) + 1);
       break;
     case CUSTOM_CONF_INPUTDATEFMT:
       return conf_parse_int (&conf->input_datefmt, val);
@@ -390,7 +390,7 @@ custom_load_conf (struct conf *conf)
       status_mesg (mesg_line1, mesg_line2);
       wnoutrefresh (win[STA].p);
       wins_doupdate ();
-      (void)keys_getch (win[STA].p, NULL);
+      keys_getch (win[STA].p, NULL);
     }
 
   pthread_mutex_lock (&nbar.mutex);
@@ -573,7 +573,7 @@ custom_layout_config (void)
       "       't' -> todo panel\n\n");
 
   conf_win.p = (WINDOW *)0;
-  (void)strncpy (label, _("layout configuration"), BUFSIZ);
+  strncpy (label, _("layout configuration"), BUFSIZ);
   custom_confwin_init (&conf_win, label);
   cursor = mark = wins_layout () - 1;
   display_layout_config (&conf_win, mark, cursor);
@@ -723,7 +723,7 @@ custom_confwin_init (struct window *confwin, char *label)
     {
       erase_window_part (confwin->p, confwin->x, confwin->y,
                          confwin->x + confwin->w, confwin->y + confwin->h);
-      (void)delwin (confwin->p);
+      delwin (confwin->p);
     }
 
   wins_get_config ();
@@ -893,7 +893,7 @@ custom_color_config (void)
   char label[BUFSIZ];
 
   conf_win.p = 0;
-  (void)strncpy (label, _("color theme"), BUFSIZ);
+  strncpy (label, _("color theme"), BUFSIZ);
   custom_confwin_init (&conf_win, label);
   mark_fore = NBUSERCOLORS;
   mark_back = SIZE - 1;
@@ -995,7 +995,7 @@ custom_color_theme_name (char *theme_name)
   };
 
   if (!colorize)
-    (void)strncpy (theme_name, "0", BUFSIZ);
+    strncpy (theme_name, "0", BUFSIZ);
   else
     {
       pair_content (COLR_CUSTOM, &color[0], &color[1]);
@@ -1011,8 +1011,7 @@ custom_color_theme_name (char *theme_name)
               /* NOTREACHED */
             }
         }
-      (void)snprintf (theme_name, BUFSIZ, "%s on %s", color_name[0],
-                      color_name[1]);
+      snprintf (theme_name, BUFSIZ, "%s on %s", color_name[0], color_name[1]);
     }
 }
 
@@ -1160,7 +1159,7 @@ custom_general_config (struct conf *conf)
 
   clear ();
   custom_set_swsiz (&cwin);
-  (void)strncpy (cwin.label, _("general options"), BUFSIZ);
+  strncpy (cwin.label, _("general options"), BUFSIZ);
   wins_scrollwin_init (&cwin);
   wins_show (cwin.win.p, cwin.label);
   status_mesg (number_str, keys);
@@ -1217,11 +1216,11 @@ custom_general_config (struct conf *conf)
           break;
         case '9':
           status_mesg (output_datefmt_str, "");
-          (void)strncpy (buf, conf->output_datefmt,
-                         strlen (conf->output_datefmt) + 1);
+          strncpy (buf, conf->output_datefmt,
+                   strlen (conf->output_datefmt) + 1);
           if (updatestring (win[STA].p, &buf, 0, 1) == 0)
             {
-              (void)strncpy (conf->output_datefmt, buf, strlen (buf) + 1);
+              strncpy (conf->output_datefmt, buf, strlen (buf) + 1);
             }
           status_mesg (number_str, keys);
           break;
@@ -1293,7 +1292,7 @@ print_keys_bindings (WINDOW *win, int selected_row, int selected_elm, int yoff)
       int nbkeys;
 
       nbkeys = keys_action_count_keys (action);
-      (void)snprintf (actionstr, BUFSIZ, "%s", keys_get_label (action));
+      snprintf (actionstr, BUFSIZ, "%s", keys_get_label (action));
       if (action == selected_row)
         custom_apply_attr (win, ATTR_HIGHEST);
       mvwprintw (win, y, XPOS, "%s ", actionstr);
@@ -1365,7 +1364,7 @@ custom_keys_config (void)
   clear ();
   custom_set_swsiz (&kwin);
   nbdisplayed = (kwin.win.h - LABELLINES) / LINESPERKEY;
-  (void)strncpy (kwin.label, _("keys configuration"), BUFSIZ);
+  strncpy (kwin.label, _("keys configuration"), BUFSIZ);
   wins_scrollwin_init (&kwin);
   wins_show (kwin.win.p, kwin.label);
   custom_keys_config_bar ();
diff --git a/src/day.c b/src/day.c
index b75a7bd..066af8c 100644
--- a/src/day.c
+++ b/src/day.c
@@ -151,7 +151,7 @@ day_store_events (long date)
   LLIST_FIND_FOREACH_CONT (&eventlist, date, event_inday, i)
     {
       struct event *ev = LLIST_TS_GET_DATA (i);
-      (void)day_add_event (EVNT, ev->mesg, ev->note, ev->day, ev->id);
+      day_add_event (EVNT, ev->mesg, ev->note, ev->day, ev->id);
       e_nb++;
     }
 
@@ -174,8 +174,7 @@ day_store_recur_events (long date)
   LLIST_FIND_FOREACH (&recur_elist, date, recur_event_inday, i)
     {
       struct recur_event *rev = LLIST_TS_GET_DATA (i);
-      (void)day_add_event (RECUR_EVNT, rev->mesg, rev->note, rev->day,
-                           rev->id);
+      day_add_event (RECUR_EVNT, rev->mesg, rev->note, rev->day, rev->id);
       e_nb++;
     }
 
@@ -199,8 +198,8 @@ day_store_apoints (long date)
   LLIST_TS_FIND_FOREACH_CONT (&alist_p, date, apoint_inday, i)
     {
       struct apoint *apt = LLIST_TS_GET_DATA (i);
-      (void)day_add_apoint (APPT, apt->mesg, apt->note, apt->start, apt->dur,
-                            apt->state, 0);
+      day_add_apoint (APPT, apt->mesg, apt->note, apt->start, apt->dur,
+                      apt->state, 0);
       a_nb++;
     }
   LLIST_TS_UNLOCK (&alist_p);
@@ -228,8 +227,8 @@ day_store_recur_apoints (long date)
       unsigned real_start;
       if (recur_apoint_find_occurrence (rapt, date, &real_start))
         {
-          (void)day_add_apoint (RECUR_APPT, rapt->mesg, rapt->note, real_start,
-                                rapt->dur, rapt->state, a_nb);
+          day_add_apoint (RECUR_APPT, rapt->mesg, rapt->note, real_start,
+                          rapt->dur, rapt->state, a_nb);
           a_nb++;
         }
     }
@@ -591,7 +590,7 @@ day_edit_time (int time, unsigned *new_hour, unsigned *new_minute)
           else
             {
               status_mesg (fmt_msg, enter_str);
-              (void)wgetch (win[STA].p);
+              wgetch (win[STA].p);
             }
         }
       else
@@ -631,7 +630,7 @@ day_edit_duration (int start, int dur, unsigned *new_duration)
           else
             {
               status_mesg (fmt_msg, enter_str);
-              (void)wgetch (win[STA].p);
+              wgetch (win[STA].p);
             }
         }
       else
@@ -665,7 +664,7 @@ update_start_time (long *start, long *dur)
       else
         {
           status_mesg (msg_wrong_time, msg_enter);
-          (void)wgetch (win[STA].p);
+          wgetch (win[STA].p);
           valid_date = 0;
         }
     }
@@ -710,7 +709,7 @@ update_rept (struct rpt **rpt, const long start, struct conf *conf)
     {
       status_mesg (msg_rpt_type, msg_rpt_ans);
       typstr = mem_calloc (SINGLECHAR, sizeof (char));
-      (void)snprintf (typstr, SINGLECHAR, "%c", recur_def2char ((*rpt)->type));
+      snprintf (typstr, SINGLECHAR, "%c", recur_def2char ((*rpt)->type));
       if (updatestring (win[STA].p, &typstr, 0, 1) == GETSTRING_VALID)
         {
           ch = toupper (*typstr);
@@ -728,7 +727,7 @@ update_rept (struct rpt **rpt, const long start, struct conf *conf)
     {
       status_mesg (_("Enter the new repetition frequence:"), "");
       freqstr = mem_malloc (BUFSIZ);
-      (void)snprintf (freqstr, BUFSIZ, "%d", (*rpt)->freq);
+      snprintf (freqstr, BUFSIZ, "%d", (*rpt)->freq);
       if (updatestring (win[STA].p, &freqstr, 0, 1) == GETSTRING_VALID)
         {
           newfreq = atoi (freqstr);
@@ -736,7 +735,7 @@ update_rept (struct rpt **rpt, const long start, struct conf *conf)
           if (newfreq == 0)
             {
               status_mesg (msg_wrong_freq, msg_enter);
-              (void)wgetch (win[STA].p);
+              wgetch (win[STA].p);
             }
         }
       else
@@ -749,8 +748,8 @@ update_rept (struct rpt **rpt, const long start, struct conf *conf)
 
   do
     {
-      (void)snprintf (outstr, BUFSIZ, "Enter the new ending date: [%s] or '0'",
-                      DATEFMT_DESC (conf->input_datefmt));
+      snprintf (outstr, BUFSIZ, "Enter the new ending date: [%s] or '0'",
+                DATEFMT_DESC (conf->input_datefmt));
       status_mesg (_(outstr), "");
       timstr =
           date_sec2date_str ((*rpt)->until, DATEFMT (conf->input_datefmt));
@@ -783,7 +782,7 @@ update_rept (struct rpt **rpt, const long start, struct conf *conf)
               if (newuntil < start)
                 {
                   status_mesg (msg_wrong_time, msg_enter);
-                  (void)wgetch (win[STA].p);
+                  wgetch (win[STA].p);
                   date_entered = 0;
                 }
               else
@@ -791,10 +790,10 @@ update_rept (struct rpt **rpt, const long start, struct conf *conf)
             }
           else
             {
-              (void)snprintf (outstr, BUFSIZ, msg_fmts,
-                              DATEFMT_DESC (conf->input_datefmt));
+              snprintf (outstr, BUFSIZ, msg_fmts,
+                        DATEFMT_DESC (conf->input_datefmt));
               status_mesg (msg_wrong_date, _(outstr));
-              (void)wgetch (win[STA].p);
+              wgetch (win[STA].p);
               date_entered = 0;
             }
         }
diff --git a/src/dmon.c b/src/dmon.c
index 47aec12..be1fda7 100644
--- a/src/dmon.c
+++ b/src/dmon.c
@@ -49,7 +49,7 @@
 
 #define DMON_LOG(...) do {                                      \
   if (dmon.log)                                                 \
-    (void)io_fprintln (path_dmon_log, __VA_ARGS__);             \
+    io_fprintln (path_dmon_log, __VA_ARGS__);                   \
 } while (0)
 
 #define DMON_ABRT(...) do {                                     \
@@ -131,15 +131,15 @@ daemonize (int status)
   /* Redirect standard file descriptors to /dev/null. */
   if ((fd = open (_PATH_DEVNULL, O_RDWR, 0)) != -1)
     {
-      (void)dup2 (fd, STDIN_FILENO);
-      (void)dup2 (fd, STDOUT_FILENO);
-      (void)dup2 (fd, STDERR_FILENO);
+      dup2 (fd, STDIN_FILENO);
+      dup2 (fd, STDOUT_FILENO);
+      dup2 (fd, STDERR_FILENO);
       if (fd > 2)
-        (void)close (fd);
+        close (fd);
     }
 
   /* Write access for the owner only. */
-  (void)umask (0022);
+  umask (0022);
 
   if (!sigs_set_hdlr (SIGINT, dmon_sigs_hdlr)
       || !sigs_set_hdlr (SIGTERM, dmon_sigs_hdlr)
diff --git a/src/event.c b/src/event.c
index 80a1c7e..f0435e9 100644
--- a/src/event.c
+++ b/src/event.c
@@ -131,11 +131,11 @@ event_write (struct event *o, FILE *f)
 
   t = o->day;
   lt = localtime (&t);
-  (void)fprintf (f, "%02u/%02u/%04u [%d] ", lt->tm_mon + 1, lt->tm_mday,
-                 1900 + lt->tm_year, o->id);
+  fprintf (f, "%02u/%02u/%04u [%d] ", lt->tm_mon + 1, lt->tm_mday,
+           1900 + lt->tm_year, o->id);
   if (o->note != NULL)
-    (void)fprintf (f, ">%s ", o->note);
-  (void)fprintf (f, "%s\n", o->mesg);
+    fprintf (f, ">%s ", o->note);
+  fprintf (f, "%s\n", o->mesg);
 }
 
 /* Load the events from file */
@@ -146,10 +146,10 @@ event_scan (FILE *f, struct tm start, int id, char *note)
   time_t tstart, t;
 
   t = time (NULL);
-  (void)localtime (&t);
+  localtime (&t);
 
   /* Read the event description */
-  (void)fgets (buf, sizeof buf, f);
+  fgets (buf, sizeof buf, f);
   nl = strchr (buf, '\n');
   if (nl)
     {
@@ -212,8 +212,7 @@ event_delete_bynum (long start, unsigned num, enum eraseflg flag)
 void
 event_paste_item (void)
 {
-  (void)event_new (bkp_cut_event.mesg, bkp_cut_event.note,
-                   date2sec (*calendar_get_slctd_day (), 0, 0),
-                   bkp_cut_event.id);
+  event_new (bkp_cut_event.mesg, bkp_cut_event.note,
+             date2sec (*calendar_get_slctd_day (), 0, 0), bkp_cut_event.id);
   event_free_bkp ();
 }
diff --git a/src/getstring.c b/src/getstring.c
index 7570474..37d6fdc 100644
--- a/src/getstring.c
+++ b/src/getstring.c
@@ -282,7 +282,7 @@ updatestring (WINDOW *win, char **str, int x, int y)
   EXIT_IF (len + 1 > BUFSIZ, _("Internal error: line too long"));
 
   buf = mem_malloc (BUFSIZ);
-  (void)memcpy (buf, *str, len + 1);
+  memcpy (buf, *str, len + 1);
 
   ret = getstring (win, buf, BUFSIZ, x, y);
 
@@ -291,7 +291,7 @@ updatestring (WINDOW *win, char **str, int x, int y)
       len = strlen (buf);
       *str = mem_realloc (*str, len + 1, 1);
       EXIT_IF (*str == NULL, _("out of memory"));
-      (void)memcpy (*str, buf, len + 1);
+      memcpy (*str, buf, len + 1);
     }
 
   mem_free (buf);
diff --git a/src/help.c b/src/help.c
index 5064723..2b84e9e 100644
--- a/src/help.c
+++ b/src/help.c
@@ -168,7 +168,7 @@ help_wins_init (struct scrollwin *hwin, int x, int y, int h, int w)
   hwin->pad.h = BUFSIZ;
   hwin->pad.w = hwin->win.w - 2 * PADOFFSET + 1;
 
-  (void)strncpy (hwin->label, _("Calcurse help"), BUFSIZ);
+  strncpy (hwin->label, _("Calcurse help"), BUFSIZ);
   wins_scrollwin_init (hwin);
   wins_show (hwin->win.p, hwin->label);
 }
@@ -342,7 +342,7 @@ help_screen (void)
 
   hscr[HELP_MAIN].title =
     _("       Welcome to Calcurse. This is the main help screen.\n");
-  (void)snprintf (hscr[HELP_MAIN].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_MAIN].text, HELPTEXTSIZ,
     _("Moving around:  Press '%s' or '%s' to scroll text upward or downward\n"
       "                inside help screens, if necessary.\n\n"
       "    Exit help:  When finished, press '%s' to exit help and go back to\n"
@@ -363,7 +363,7 @@ help_screen (void)
             keys_action_firstkey (KEY_GENERIC_CREDITS));
 
   hscr[HELP_SAVE].title = _("Save\n");
-  (void)snprintf (hscr[HELP_SAVE].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_SAVE].text, HELPTEXTSIZ,
     _("Save calcurse data.\n"
       "Data are splitted into four different files which contain :"
       "\n\n"
@@ -376,7 +376,7 @@ help_screen (void)
       "automatically before quitting."));
 
   hscr[HELP_IMPORT].title = _("Import\n");
-  (void)snprintf (hscr[HELP_IMPORT].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_IMPORT].text, HELPTEXTSIZ,
     _("Import data from an icalendar file.\n"
       "You will be asked to enter the file name from which to load ical\n"
       "items. At the end of the import process, and if the general option\n"
@@ -394,7 +394,7 @@ help_screen (void)
       "the item could not be imported.\n"));
 
   hscr[HELP_EXPORT].title = _("Export\n");
-  (void)snprintf (hscr[HELP_EXPORT].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_EXPORT].text, HELPTEXTSIZ,
     _("Export calcurse data (appointments, events and todos).\n"
       "This leads to the export submenu, from which you can choose between\n"
       "two different export formats: 'ical' and 'pcal'. Choosing one of\n"
@@ -409,15 +409,15 @@ help_screen (void)
       "Calcurse data are exported in the following order:\n"
       "     events, appointments, todos.\n"));
 
-  (void)strncpy (keystr[MOVE_UP], keys_action_allkeys (KEY_MOVE_UP), BUFSIZ);
-  (void)strncpy (keystr[MOVE_DOWN], keys_action_allkeys (KEY_MOVE_DOWN),
+  strncpy (keystr[MOVE_UP], keys_action_allkeys (KEY_MOVE_UP), BUFSIZ);
+  strncpy (keystr[MOVE_DOWN], keys_action_allkeys (KEY_MOVE_DOWN),
                  BUFSIZ);
-  (void)strncpy (keystr[MOVE_LEFT], keys_action_allkeys (KEY_MOVE_LEFT),
+  strncpy (keystr[MOVE_LEFT], keys_action_allkeys (KEY_MOVE_LEFT),
                  BUFSIZ);
-  (void)strncpy (keystr[MOVE_RIGHT], keys_action_allkeys (KEY_MOVE_RIGHT),
+  strncpy (keystr[MOVE_RIGHT], keys_action_allkeys (KEY_MOVE_RIGHT),
                  BUFSIZ);
   hscr[HELP_DISPLACEMENT].title = _("Displacement keys\n");
-  (void)snprintf (hscr[HELP_DISPLACEMENT].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_DISPLACEMENT].text, HELPTEXTSIZ,
     _("Move around inside calcurse screens.\n"
       "The following scheme summarizes how to get around:\n\n"
       "                               move up\n"
@@ -444,7 +444,7 @@ help_screen (void)
             keys_action_firstkey (KEY_END_OF_WEEK));
 
   hscr[HELP_VIEW].title = _("View\n");
-  (void)snprintf (hscr[HELP_VIEW].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_VIEW].text, HELPTEXTSIZ,
     _("View the item you select in either the Todo or Appointment panel.\n"
       "\nThis is usefull when an event description is longer than the "
       "available\nspace to display it. "
@@ -457,7 +457,7 @@ help_screen (void)
       keys_action_firstkey (KEY_VIEW_ITEM));
 
   hscr[HELP_PIPE].title = _("Pipe\n");
-  (void)snprintf (hscr[HELP_PIPE].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_PIPE].text, HELPTEXTSIZ,
     _("Pipe the selected item to an external program.\n"
       "\nPress the '%s' key to pipe the currently selected appointment or\n"
       "todo entry to an external program.\n"
@@ -465,7 +465,7 @@ help_screen (void)
       keys_action_firstkey (KEY_PIPE_ITEM));
 
   hscr[HELP_TAB].title = _("Tab\n");
-  (void)snprintf (hscr[HELP_TAB].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_TAB].text, HELPTEXTSIZ,
     _("Switch between panels.\n"
       "The panel currently in use has its border colorized.\n"
       "\nSome actions are possible only if the right panel is selected.\n"
@@ -480,7 +480,7 @@ help_screen (void)
             keys_action_firstkey (KEY_GENERIC_CHANGE_VIEW));
 
   hscr[HELP_GOTO].title = _("Goto\n");
-  (void)snprintf (hscr[HELP_GOTO].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_GOTO].text, HELPTEXTSIZ,
     _("Jump to a specific day in the calendar.\n"
       "\nUsing this command, you do not need to travel to that day using\n"
       "the displacement keys inside the calendar panel.\n"
@@ -491,7 +491,7 @@ help_screen (void)
             keys_action_firstkey (KEY_GENERIC_GOTO_TODAY));
 
   hscr[HELP_DELETE].title = _("Delete\n");
-  (void)snprintf (hscr[HELP_DELETE].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_DELETE].text, HELPTEXTSIZ,
     _("Delete an element in the ToDo or Appointment list.\n"
       "\nDepending on which panel is selected when you press the delete key,\n"
       "the hilighted item of either the ToDo or Appointment list will be \n"
@@ -505,7 +505,7 @@ help_screen (void)
       "next time you launch Calcurse."));
 
   hscr[HELP_ADD].title = _("Add\n");
-  (void)snprintf (hscr[HELP_ADD].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_ADD].text, HELPTEXTSIZ,
     _("Add an item in either the ToDo or Appointment list, depending on which\n"
       "panel is selected when you press '%s'.\n"
       "\nTo enter a new item in the TODO list, you will need first to enter the"
@@ -542,7 +542,7 @@ help_screen (void)
             keys_action_firstkey (KEY_ADD_ITEM));
 
   hscr[HELP_CUT_PASTE].title = _("Cut and Paste\n");
-  (void)snprintf (hscr[HELP_CUT_PASTE].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_CUT_PASTE].text, HELPTEXTSIZ,
   _("Cut and paste the currently selected item. This is useful to quickly\n"
     "move an item from one date to another.\n"
     "To do so, one must first highlight the item that needs to be moved,\n"
@@ -558,7 +558,7 @@ help_screen (void)
                   keys_action_firstkey (KEY_GENERIC_PASTE));
 
   hscr[HELP_EDIT].title = _("Edit Item\n");
-  (void)snprintf (hscr[HELP_EDIT].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_EDIT].text, HELPTEXTSIZ,
     _("Edit the item which is currently selected.\n"
       "Depending on the item type (appointment, event, or todo), and if it is\n"
       "repeated or not, you will be asked to choose one of the item properties"
@@ -575,7 +575,7 @@ help_screen (void)
       "       modified properties next time you launch Calcurse."));
 
   hscr[HELP_ENOTE].title = _("EditNote\n");
-  (void)snprintf (hscr[HELP_ENOTE].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_ENOTE].text, HELPTEXTSIZ,
     _("Attach a note to any type of item, or edit an already existing note.\n"
       "This feature is useful if you do not have enough space to store all\n"
       "of your item description, or if you would like to add sub-tasks to an\n"
@@ -596,7 +596,7 @@ help_screen (void)
     keys_action_firstkey (KEY_EDIT_NOTE));
 
   hscr[HELP_VNOTE].title = _("ViewNote\n");
-  (void)snprintf (hscr[HELP_VNOTE].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_VNOTE].text, HELPTEXTSIZ,
     _("View a note which was previously attached to an item (an item which\n"
       "owns a note has a '>' sign in front of it).\n"
       "This command only permits to view the note, not to edit it (to do so,\n"
@@ -615,7 +615,7 @@ help_screen (void)
             keys_action_firstkey (KEY_VIEW_NOTE));
 
   hscr[HELP_PRIORITY].title = _("Priority\n");
-  (void)snprintf (hscr[HELP_PRIORITY].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_PRIORITY].text, HELPTEXTSIZ,
     _("Change the priority of the currently selected item in the ToDo list.\n"
       "Priorities are represented by the number appearing in front of the\n"
       "todo description. This number goes from 9 for the lowest priority to\n"
@@ -633,7 +633,7 @@ help_screen (void)
             keys_action_firstkey (KEY_LOWER_PRIORITY));
 
   hscr[HELP_REPEAT].title = _("Repeat\n");
-  (void)snprintf (hscr[HELP_REPEAT].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_REPEAT].text, HELPTEXTSIZ,
     _("Repeat an event or an appointment.\n"
       "You must first select the item to be repeated by moving inside the\n"
       "appointment panel. Then pressing '%s' will lead you to a set of three\n"
@@ -660,7 +660,7 @@ help_screen (void)
             keys_action_firstkey (KEY_REPEAT_ITEM));
 
   hscr[HELP_FLAG].title = _("Flag Item\n");
-  (void)snprintf (hscr[HELP_FLAG].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_FLAG].text, HELPTEXTSIZ,
     _("Toggle an appointment's 'important' flag or a todo's 'completed' flag.\n"
       "If a todo is flagged as completed, its priority number will be replaced\n"
       "by an 'X' sign. Completed tasks will no longer appear in exported data\n"
@@ -674,7 +674,7 @@ help_screen (void)
       "\nand how long before it he gets notified."));
 
   hscr[HELP_CONFIG].title = _("Config\n");
-  (void)snprintf (hscr[HELP_CONFIG].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_CONFIG].text, HELPTEXTSIZ,
     _("Open the configuration submenu.\n"
       "From this submenu, you can select between color, layout, notification\n"
       "and general options, and you can also configure your keybindings.\n"
@@ -689,7 +689,7 @@ help_screen (void)
       "\nnext time you launch Calcurse."));
 
   hscr[HELP_GENERAL].title = _("Generic keybindings\n");
-  (void)snprintf (hscr[HELP_GENERAL].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_GENERAL].text, HELPTEXTSIZ,
     _("Some of the keybindings apply whatever panel is selected. They are\n"
       "called generic keybinding.\n"
       "Here is the list of all the generic key bindings, together with their\n"
@@ -720,7 +720,7 @@ help_screen (void)
             keys_action_firstkey (KEY_GENERIC_SCROLL_DOWN));
 
   hscr[HELP_OTHER].title = _("OtherCmd\n");
-  (void)snprintf (hscr[HELP_OTHER].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_OTHER].text, HELPTEXTSIZ,
     _("Switch between status bar help pages.\n"
       "Because the terminal screen is too narrow to display all of the\n"
       "available commands, you need to press '%s' to see the next set of\n"
@@ -731,7 +731,7 @@ help_screen (void)
             keys_action_firstkey (KEY_GENERIC_OTHER_CMD));
 
   hscr[HELP_CREDITS].title = _("Calcurse - text-based organizer");
-  (void)snprintf (hscr[HELP_CREDITS].text, HELPTEXTSIZ,
+  snprintf (hscr[HELP_CREDITS].text, HELPTEXTSIZ,
     _("\nCopyright (c) 2004-2011 calcurse Development Team\n"
       "All rights reserved.\n"
       "\n"
diff --git a/src/io.c b/src/io.c
index 14299bd..b96d452 100644
--- a/src/io.c
+++ b/src/io.c
@@ -215,11 +215,10 @@ get_export_stream (enum export_type type)
   stream = NULL;
   stream_name = (char *) mem_malloc (BUFSIZ);
   if ((home = getenv ("HOME")) != NULL)
-    (void)snprintf (stream_name, BUFSIZ, "%s/calcurse.%s", home,
-                    file_ext[type]);
+    snprintf (stream_name, BUFSIZ, "%s/calcurse.%s", home, file_ext[type]);
   else
-    (void)snprintf (stream_name, BUFSIZ, "%s/calcurse.%s", get_tempdir (),
-                    file_ext[type]);
+    snprintf (stream_name, BUFSIZ, "%s/calcurse.%s", get_tempdir (),
+              file_ext[type]);
 
   while (stream == NULL)
     {
@@ -234,7 +233,7 @@ get_export_stream (enum export_type type)
       if (stream == NULL)
         {
           status_mesg (wrong_name, press_enter);
-          (void)wgetch (win[STA].p);
+          wgetch (win[STA].p);
         }
     }
   mem_free (stream_name);
@@ -295,41 +294,40 @@ foreach_date_dump (const long date_end, struct rpt *rpt, llist_t *exc,
 static void
 ical_export_valarm (FILE *stream)
 {
-  (void)fputs ("BEGIN:VALARM\n", stream);
+  fputs ("BEGIN:VALARM\n", stream);
   pthread_mutex_lock (&nbar.mutex);
-  (void)fprintf (stream, "TRIGGER:-P%dS\n", nbar.cntdwn);
+  fprintf (stream, "TRIGGER:-P%dS\n", nbar.cntdwn);
   pthread_mutex_unlock (&nbar.mutex);
-  (void)fputs ("ACTION:DISPLAY\n", stream);
-  (void)fputs ("END:VALARM\n", stream);
+  fputs ("ACTION:DISPLAY\n", stream);
+  fputs ("END:VALARM\n", stream);
 }
 
 /* Export header. */
 static void
 ical_export_header (FILE *stream)
 {
-  (void)fputs ("BEGIN:VCALENDAR\n", stream);
-  (void)fprintf (stream, "PRODID:-//calcurse//NONSGML v%s//EN\n", VERSION);
-  (void)fputs ("VERSION:2.0\n", stream);
+  fputs ("BEGIN:VCALENDAR\n", stream);
+  fprintf (stream, "PRODID:-//calcurse//NONSGML v%s//EN\n", VERSION);
+  fputs ("VERSION:2.0\n", stream);
 }
 
 static void
 pcal_export_header (FILE *stream)
 {
-  (void)fputs ("# calcurse pcal export\n", stream);
-  (void)fputs ("\n# =======\n# options\n# =======\n", stream);
-  (void)fprintf (stream, "opt -A -K -l -m -F %s\n",
-                 calendar_week_begins_on_monday () ?
-                 "Monday" : "Sunday");
-  (void)fputs ("# Display week number (i.e. 1-52) on every Monday\n", stream);
-  (void)fprintf (stream, "all monday in all  %s %%w\n", _("Week"));
-  (void)fputc ('\n', stream);
+  fputs ("# calcurse pcal export\n", stream);
+  fputs ("\n# =======\n# options\n# =======\n", stream);
+  fprintf (stream, "opt -A -K -l -m -F %s\n",
+           calendar_week_begins_on_monday () ?  "Monday" : "Sunday");
+  fputs ("# Display week number (i.e. 1-52) on every Monday\n", stream);
+  fprintf (stream, "all monday in all  %s %%w\n", _("Week"));
+  fputc ('\n', stream);
 }
 
 /* Export footer. */
 static void
 ical_export_footer (FILE *stream)
 {
-  (void)fputs ("END:VCALENDAR\n", stream);
+  fputs ("END:VCALENDAR\n", stream);
 }
 
 static void
@@ -348,36 +346,36 @@ ical_export_recur_events (FILE *stream)
     {
       struct recur_event *rev = LLIST_GET_DATA (i);
       date_sec2date_fmt (rev->day, ICALDATEFMT, ical_date);
-      (void)fputs ("BEGIN:VEVENT\n", stream);
-      (void)fprintf (stream, "DTSTART:%s\n", ical_date);
-      (void)fprintf (stream, "RRULE:FREQ=%s;INTERVAL=%d",
-                     ical_recur_type[rev->rpt->type], rev->rpt->freq);
+      fputs ("BEGIN:VEVENT\n", stream);
+      fprintf (stream, "DTSTART:%s\n", ical_date);
+      fprintf (stream, "RRULE:FREQ=%s;INTERVAL=%d",
+               ical_recur_type[rev->rpt->type], rev->rpt->freq);
 
       if (rev->rpt->until != 0)
         {
           date_sec2date_fmt (rev->rpt->until, ICALDATEFMT, ical_date);
-          (void)fprintf (stream, ";UNTIL=%s\n", ical_date);
+          fprintf (stream, ";UNTIL=%s\n", ical_date);
         }
       else
-        (void)fputc ('\n', stream);
+        fputc ('\n', stream);
 
       if (LLIST_FIRST (&rev->exc))
         {
-          (void)fputs ("EXDATE:", stream);
+          fputs ("EXDATE:", stream);
           LLIST_FOREACH (&rev->exc, j)
             {
               struct excp *exc = LLIST_GET_DATA (j);
               date_sec2date_fmt (exc->st, ICALDATEFMT, ical_date);
-              (void)fprintf (stream, "%s", ical_date);
+              fprintf (stream, "%s", ical_date);
               if (LLIST_NEXT (j))
-                (void)fputc (',', stream);
+                fputc (',', stream);
               else
-                (void)fputc ('\n', stream);
+                fputc ('\n', stream);
             }
         }
 
-      (void)fprintf (stream, "SUMMARY:%s\n", rev->mesg);
-      (void)fputs ("END:VEVENT\n", stream);
+      fprintf (stream, "SUMMARY:%s\n", rev->mesg);
+      fputs ("END:VEVENT\n", stream);
     }
 }
 
@@ -389,7 +387,7 @@ pcal_dump_event (FILE *stream, long event_date, long event_dur,
   char pcal_date[BUFSIZ];
 
   date_sec2date_fmt (event_date, "%b %d", pcal_date);
-  (void)fprintf (stream, "%s  %s\n", pcal_date, event_mesg);
+  fprintf (stream, "%s  %s\n", pcal_date, event_mesg);
 }
 
 /* Format and dump appointment data to a pcal formatted file. */
@@ -402,8 +400,8 @@ pcal_dump_apoint (FILE *stream, long apoint_date, long apoint_dur,
   date_sec2date_fmt (apoint_date, "%b %d", pcal_date);
   date_sec2date_fmt (apoint_date, "%R", pcal_beg);
   date_sec2date_fmt (apoint_date + apoint_dur, "%R", pcal_end);
-  (void)fprintf (stream, "%s  ", pcal_date);
-  (void)fprintf (stream, "(%s -> %s) %s\n", pcal_beg, pcal_end, apoint_mesg);
+  fprintf (stream, "%s  ", pcal_date);
+  fprintf (stream, "(%s -> %s) %s\n", pcal_beg, pcal_end, apoint_mesg);
 }
 
 static void
@@ -412,11 +410,10 @@ pcal_export_recur_events (FILE *stream)
   llist_item_t *i;
   char pcal_date[BUFSIZ];
 
-  (void)fputs ("\n# =============", stream);
-  (void)fputs ("\n# Recur. Events", stream);
-  (void)fputs ("\n# =============\n", stream);
-  (void)fputs ("# (pcal does not support from..until dates specification\n",
-      stream);
+  fputs ("\n# =============", stream);
+  fputs ("\n# Recur. Events", stream);
+  fputs ("\n# =============\n", stream);
+  fputs ("# (pcal does not support from..until dates specification\n", stream);
 
   LLIST_FOREACH (&recur_elist, i)
     {
@@ -427,23 +424,22 @@ pcal_export_recur_events (FILE *stream)
             {
             case RECUR_DAILY:
               date_sec2date_fmt (rev->day, "%b %d", pcal_date);
-              (void)fprintf (stream, "all day on_or_after %s  %s\n",
-                             pcal_date, rev->mesg);
+              fprintf (stream, "all day on_or_after %s  %s\n", pcal_date,
+                       rev->mesg);
               break;
             case RECUR_WEEKLY:
               date_sec2date_fmt (rev->day, "%a", pcal_date);
-              (void)fprintf (stream, "all %s on_or_after ", pcal_date);
+              fprintf (stream, "all %s on_or_after ", pcal_date);
               date_sec2date_fmt (rev->day, "%b %d", pcal_date);
-              (void)fprintf (stream, "%s  %s\n", pcal_date, rev->mesg);
+              fprintf (stream, "%s  %s\n", pcal_date, rev->mesg);
               break;
             case RECUR_MONTHLY:
               date_sec2date_fmt (rev->day, "%d", pcal_date);
-              (void)fprintf (stream, "day on all %s  %s\n", pcal_date,
-                             rev->mesg);
+              fprintf (stream, "day on all %s  %s\n", pcal_date, rev->mesg);
               break;
             case RECUR_YEARLY:
               date_sec2date_fmt (rev->day, "%b %d", pcal_date);
-              (void)fprintf (stream, "%s  %s\n", pcal_date, rev->mesg);
+              fprintf (stream, "%s  %s\n", pcal_date, rev->mesg);
               break;
             default:
               EXIT (_("incoherent repetition type"));
@@ -472,10 +468,10 @@ ical_export_events (FILE *stream)
     {
       struct event *ev = LLIST_TS_GET_DATA (i);
       date_sec2date_fmt (ev->day, ICALDATEFMT, ical_date);
-      (void)fputs ("BEGIN:VEVENT\n", stream);
-      (void)fprintf (stream, "DTSTART:%s\n", ical_date);
-      (void)fprintf (stream, "SUMMARY:%s\n", ev->mesg);
-      (void)fputs ("END:VEVENT\n", stream);
+      fputs ("BEGIN:VEVENT\n", stream);
+      fprintf (stream, "DTSTART:%s\n", ical_date);
+      fprintf (stream, "SUMMARY:%s\n", ev->mesg);
+      fputs ("END:VEVENT\n", stream);
     }
 }
 
@@ -484,13 +480,13 @@ pcal_export_events (FILE *stream)
 {
   llist_item_t *i;
 
-  (void)fputs ("\n# ======\n# Events\n# ======\n", stream);
+  fputs ("\n# ======\n# Events\n# ======\n", stream);
   LLIST_FOREACH (&eventlist, i)
     {
       struct event *ev = LLIST_TS_GET_DATA (i);
       pcal_dump_event (stream, ev->day, 0, ev->mesg);
     }
-  (void)fputc ('\n', stream);
+  fputc ('\n', stream);
 }
 
 /* Export recurrent appointments. */
@@ -507,40 +503,40 @@ ical_export_recur_apoints (FILE *stream)
       struct recur_apoint *rapt = LLIST_TS_GET_DATA (i);
 
       date_sec2date_fmt (rapt->start, ICALDATETIMEFMT, ical_datetime);
-      (void)fputs ("BEGIN:VEVENT\n", stream);
-      (void)fprintf (stream, "DTSTART:%s\n", ical_datetime);
-      (void)fprintf (stream, "DURATION:PT0H0M%ldS\n", rapt->dur);
-      (void)fprintf (stream, "RRULE:FREQ=%s;INTERVAL=%d",
-                     ical_recur_type[rapt->rpt->type], rapt->rpt->freq);
+      fputs ("BEGIN:VEVENT\n", stream);
+      fprintf (stream, "DTSTART:%s\n", ical_datetime);
+      fprintf (stream, "DURATION:PT0H0M%ldS\n", rapt->dur);
+      fprintf (stream, "RRULE:FREQ=%s;INTERVAL=%d",
+               ical_recur_type[rapt->rpt->type], rapt->rpt->freq);
 
       if (rapt->rpt->until != 0)
         {
           date_sec2date_fmt (rapt->rpt->until + HOURINSEC, ICALDATEFMT,
                              ical_date);
-          (void)fprintf (stream, ";UNTIL=%s\n", ical_date);
+          fprintf (stream, ";UNTIL=%s\n", ical_date);
         }
       else
-        (void)fputc ('\n', stream);
+        fputc ('\n', stream);
 
       if (LLIST_FIRST (&rapt->exc))
         {
-          (void)fputs ("EXDATE:", stream);
+          fputs ("EXDATE:", stream);
           LLIST_FOREACH (&rapt->exc, j)
             {
               struct excp *exc = LLIST_GET_DATA (j);
               date_sec2date_fmt (exc->st, ICALDATEFMT, ical_date);
-              (void)fprintf (stream, "%s", ical_date);
+              fprintf (stream, "%s", ical_date);
               if (LLIST_NEXT (j))
-                (void)fputc (',', stream);
+                fputc (',', stream);
               else
-                (void)fputc ('\n', stream);
+                fputc ('\n', stream);
             }
         }
 
-      (void)fprintf (stream, "SUMMARY:%s\n", rapt->mesg);
+      fprintf (stream, "SUMMARY:%s\n", rapt->mesg);
       if (rapt->state & APOINT_NOTIFY)
         ical_export_valarm (stream);
-      (void)fputs ("END:VEVENT\n", stream);
+      fputs ("END:VEVENT\n", stream);
     }
   LLIST_TS_UNLOCK (&recur_alist_p);
 }
@@ -551,11 +547,10 @@ pcal_export_recur_apoints (FILE *stream)
   llist_item_t *i;
   char pcal_date[BUFSIZ], pcal_beg[BUFSIZ], pcal_end[BUFSIZ];
 
-  (void)fputs ("\n# ==============", stream);
-  (void)fputs ("\n# Recur. Apoints", stream);
-  (void)fputs ("\n# ==============\n", stream);
-  (void)fputs ("# (pcal does not support from..until dates specification\n",
-      stream);
+  fputs ("\n# ==============", stream);
+  fputs ("\n# Recur. Apoints", stream);
+  fputs ("\n# ==============\n", stream);
+  fputs ("# (pcal does not support from..until dates specification\n", stream);
 
   LLIST_TS_FOREACH (&recur_alist_p, i)
     {
@@ -569,25 +564,25 @@ pcal_export_recur_apoints (FILE *stream)
             {
             case RECUR_DAILY:
               date_sec2date_fmt (rapt->start, "%b %d", pcal_date);
-              (void)fprintf (stream, "all day on_or_after %s  (%s -> %s) %s\n",
-                             pcal_date, pcal_beg, pcal_end, rapt->mesg);
+              fprintf (stream, "all day on_or_after %s  (%s -> %s) %s\n",
+                       pcal_date, pcal_beg, pcal_end, rapt->mesg);
               break;
             case RECUR_WEEKLY:
               date_sec2date_fmt (rapt->start, "%a", pcal_date);
-              (void)fprintf (stream, "all %s on_or_after ", pcal_date);
+              fprintf (stream, "all %s on_or_after ", pcal_date);
               date_sec2date_fmt (rapt->start, "%b %d", pcal_date);
-              (void)fprintf (stream, "%s  (%s -> %s) %s\n", pcal_date,
-                             pcal_beg, pcal_end, rapt->mesg);
+              fprintf (stream, "%s  (%s -> %s) %s\n", pcal_date, pcal_beg,
+                       pcal_end, rapt->mesg);
               break;
             case RECUR_MONTHLY:
               date_sec2date_fmt (rapt->start, "%d", pcal_date);
-              (void)fprintf (stream, "day on all %s  (%s -> %s) %s\n",
-                             pcal_date, pcal_beg, pcal_end, rapt->mesg);
+              fprintf (stream, "day on all %s  (%s -> %s) %s\n", pcal_date,
+                       pcal_beg, pcal_end, rapt->mesg);
               break;
             case RECUR_YEARLY:
               date_sec2date_fmt (rapt->start, "%b %d", pcal_date);
-              (void)fprintf (stream, "%s  (%s -> %s) %s\n", pcal_date,
-                             pcal_beg, pcal_end, rapt->mesg);
+              fprintf (stream, "%s  (%s -> %s) %s\n", pcal_date, pcal_beg,
+                       pcal_end, rapt->mesg);
               break;
             default:
               EXIT (_("incoherent repetition type"));
@@ -618,13 +613,13 @@ ical_export_apoints (FILE *stream)
     {
       struct apoint *apt = LLIST_TS_GET_DATA (i);
       date_sec2date_fmt (apt->start, ICALDATETIMEFMT, ical_datetime);
-      (void)fputs ("BEGIN:VEVENT\n", stream);
-      (void)fprintf (stream, "DTSTART:%s\n", ical_datetime);
-      (void)fprintf (stream, "DURATION:PT0H0M%ldS\n", apt->dur);
-      (void)fprintf (stream, "SUMMARY:%s\n", apt->mesg);
+      fputs ("BEGIN:VEVENT\n", stream);
+      fprintf (stream, "DTSTART:%s\n", ical_datetime);
+      fprintf (stream, "DURATION:PT0H0M%ldS\n", apt->dur);
+      fprintf (stream, "SUMMARY:%s\n", apt->mesg);
       if (apt->state & APOINT_NOTIFY)
         ical_export_valarm (stream);
-      (void)fputs ("END:VEVENT\n", stream);
+      fputs ("END:VEVENT\n", stream);
     }
   LLIST_TS_UNLOCK (&alist_p);
 }
@@ -634,7 +629,7 @@ pcal_export_apoints (FILE *stream)
 {
   llist_item_t *i;
 
-  (void)fputs ("\n# ============\n# Appointments\n# ============\n", stream);
+  fputs ("\n# ============\n# Appointments\n# ============\n", stream);
   LLIST_TS_LOCK (&alist_p);
   LLIST_TS_FOREACH (&alist_p, i)
     {
@@ -642,7 +637,7 @@ pcal_export_apoints (FILE *stream)
       pcal_dump_apoint (stream, apt->start, apt->dur, apt->mesg);
     }
   LLIST_TS_UNLOCK (&alist_p);
-  (void)fputc ('\n', stream);
+  fputc ('\n', stream);
 }
 
 /* Export todo items. */
@@ -657,10 +652,10 @@ ical_export_todo (FILE *stream)
       if (todo->id < 0)  /* completed items */
         continue;
 
-      (void)fputs ("BEGIN:VTODO\n", stream);
-      (void)fprintf (stream, "PRIORITY:%d\n", todo->id);
-      (void)fprintf (stream, "SUMMARY:%s\n", todo->mesg);
-      (void)fputs ("END:VTODO\n", stream);
+      fputs ("BEGIN:VTODO\n", stream);
+      fprintf (stream, "PRIORITY:%d\n", todo->id);
+      fprintf (stream, "SUMMARY:%s\n", todo->mesg);
+      fputs ("END:VTODO\n", stream);
     }
 }
 
@@ -669,17 +664,17 @@ pcal_export_todo (FILE *stream)
 {
   llist_item_t *i;
 
-  (void)fputs ("#\n# Todos\n#\n", stream);
+  fputs ("#\n# Todos\n#\n", stream);
   LLIST_FOREACH (&todolist, i)
     {
       struct todo *todo = LLIST_TS_GET_DATA (i);
       if (todo->id < 0)  /* completed items */
         continue;
 
-      (void)fputs ("note all  ", stream);
-      (void)fprintf (stream, "%d. %s\n", todo->id, todo->mesg);
+      fputs ("note all  ", stream);
+      fprintf (stream, "%d. %s\n", todo->id, todo->mesg);
     }
-  (void)fputc ('\n', stream);
+  fputc ('\n', stream);
 }
 
 /* Append a line to a file. */
@@ -728,15 +723,15 @@ io_init (char *cfile, char *datadir)
   if (datadir != NULL)
     {
       home = datadir;
-      (void)snprintf (path_dir, BUFSIZ, "%s", home);
-      (void)snprintf (path_todo, BUFSIZ, "%s/" TODO_PATH_NAME, home);
-      (void)snprintf (path_conf, BUFSIZ, "%s/" CONF_PATH_NAME, home);
-      (void)snprintf (path_notes, BUFSIZ, "%s/" NOTES_DIR_NAME, home);
-      (void)snprintf (path_apts, BUFSIZ, "%s/" APTS_PATH_NAME, home);
-      (void)snprintf (path_keys, BUFSIZ, "%s/" KEYS_PATH_NAME, home);
-      (void)snprintf (path_cpid, BUFSIZ, "%s/" CPID_PATH_NAME, home);
-      (void)snprintf (path_dpid, BUFSIZ, "%s/" DPID_PATH_NAME, home);
-      (void)snprintf (path_dmon_log, BUFSIZ, "%s/" DLOG_PATH_NAME, home);
+      snprintf (path_dir, BUFSIZ, "%s", home);
+      snprintf (path_todo, BUFSIZ, "%s/" TODO_PATH_NAME, home);
+      snprintf (path_conf, BUFSIZ, "%s/" CONF_PATH_NAME, home);
+      snprintf (path_notes, BUFSIZ, "%s/" NOTES_DIR_NAME, home);
+      snprintf (path_apts, BUFSIZ, "%s/" APTS_PATH_NAME, home);
+      snprintf (path_keys, BUFSIZ, "%s/" KEYS_PATH_NAME, home);
+      snprintf (path_cpid, BUFSIZ, "%s/" CPID_PATH_NAME, home);
+      snprintf (path_dpid, BUFSIZ, "%s/" DPID_PATH_NAME, home);
+      snprintf (path_dmon_log, BUFSIZ, "%s/" DLOG_PATH_NAME, home);
     }
   else
     {
@@ -745,22 +740,22 @@ io_init (char *cfile, char *datadir)
         {
           home = ".";
         }
-      (void)snprintf (path_dir, BUFSIZ, "%s/" DIR_NAME, home);
-      (void)snprintf (path_todo, BUFSIZ, "%s/" TODO_PATH, home);
-      (void)snprintf (path_conf, BUFSIZ, "%s/" CONF_PATH, home);
-      (void)snprintf (path_keys, BUFSIZ, "%s/" KEYS_PATH, home);
-      (void)snprintf (path_cpid, BUFSIZ, "%s/" CPID_PATH, home);
-      (void)snprintf (path_dpid, BUFSIZ, "%s/" DPID_PATH, home);
-      (void)snprintf (path_dmon_log, BUFSIZ, "%s/" DLOG_PATH, home);
-      (void)snprintf (path_notes, BUFSIZ, "%s/" NOTES_DIR, home);
+      snprintf (path_dir, BUFSIZ, "%s/" DIR_NAME, home);
+      snprintf (path_todo, BUFSIZ, "%s/" TODO_PATH, home);
+      snprintf (path_conf, BUFSIZ, "%s/" CONF_PATH, home);
+      snprintf (path_keys, BUFSIZ, "%s/" KEYS_PATH, home);
+      snprintf (path_cpid, BUFSIZ, "%s/" CPID_PATH, home);
+      snprintf (path_dpid, BUFSIZ, "%s/" DPID_PATH, home);
+      snprintf (path_dmon_log, BUFSIZ, "%s/" DLOG_PATH, home);
+      snprintf (path_notes, BUFSIZ, "%s/" NOTES_DIR, home);
       if (cfile == NULL)
         {
-          (void)snprintf (path_apts, BUFSIZ, "%s/" APTS_PATH, home);
+          snprintf (path_apts, BUFSIZ, "%s/" APTS_PATH, home);
         }
       else
         {
-          (void)snprintf (apts_file, BUFSIZ, "%s", cfile);
-          (void)strncpy (path_apts, apts_file, BUFSIZ);
+          snprintf (apts_file, BUFSIZ, "%s", cfile);
+          strncpy (path_apts, apts_file, BUFSIZ);
           /* check if the file exists, otherwise create it */
           data_file = fopen (path_apts, "r");
           if (data_file == NULL)
@@ -860,119 +855,118 @@ io_save_conf (struct conf *conf)
 
   custom_color_theme_name (theme_name);
 
-  (void)fprintf (fp, "%s\n", config_txt);
-
-  (void)fputs ("# If this option is set to yes, "
-               "automatic save is done when quitting\n", fp);
-  (void)fputs ("auto_save=", fp);
-  (void)fprintf (fp, "%s\n", (conf->auto_save) ? "yes" : "no");
-
-  (void)fputs ("\n# If this option is set to yes, "
-               "the GC is run automatically when quitting\n", fp);
-  (void)fputs ("auto_gc=", fp);
-  (void)fprintf (fp, "%s\n", (conf->auto_gc) ? "yes" : "no");
-
-  (void)fputs ("\n# If not null, perform automatic saves every "
-               "'periodic_save' minutes\n", fp);
-  (void)fputs ("periodic_save=", fp);
-  (void)fprintf (fp, "%d\n", conf->periodic_save);
-
-  (void)fputs ("\n# If this option is set to yes, "
-               "confirmation is required before quitting\n", fp);
-  (void)fputs ("confirm_quit=", fp);
-  (void)fprintf (fp, "%s\n", (conf->confirm_quit) ? "yes" : "no");
-
-  (void)fputs ("\n# If this option is set to yes, "
-               "confirmation is required before deleting an event\n", fp);
-  (void)fputs ("confirm_delete=", fp);
-  (void)fprintf (fp, "%s\n", (conf->confirm_delete) ? "yes" : "no");
-
-  (void)fputs ("\n# If this option is set to yes, messages about loaded and "
-               "saved data will not be displayed\n", fp);
-  (void)fputs ("skip_system_dialogs=", fp);
-  (void)fprintf (fp, "%s\n", (conf->skip_system_dialogs) ? "yes" : "no");
-
-  (void)fputs ("\n# If this option is set to yes, progress bar appearing "
-               "when saving data will not be displayed\n", fp);
-  (void)fputs ("skip_progress_bar=", fp);
-  (void)fprintf (fp, "%s\n", (conf->skip_progress_bar) ? "yes" : "no");
-
-  (void)fputs ("\n# Default calendar view (0)monthly (1)weekly:\n", fp);
-  (void)fputs ("calendar_default_view=", fp);
-  (void)fprintf (fp, "%d\n", calendar_get_view ());
-
-  (void)fputs ("\n# If this option is set to yes, "
-               "monday is the first day of the week, else it is sunday\n", fp);
-  (void)fputs ("week_begins_on_monday=", fp);
-  (void)fprintf (fp, "%s\n",
-                 (calendar_week_begins_on_monday ())? "yes" : "no");
-
-  (void)fputs ("\n# This is the color theme used for menus :\n", fp);
-  (void)fputs ("color-theme=", fp);
-  (void)fprintf (fp, "%s\n", theme_name);
-
-  (void)fputs ("\n# This is the layout of the calendar :\n", fp);
-  (void)fputs ("layout=", fp);
-  (void)fprintf (fp, "%d\n", wins_layout ());
-
-  (void)fputs ("\n# Width ( percentage, 0 being minimun width, fp) "
-               "of the side bar :\n", fp);
-  (void)fputs ("side-bar_width=", fp);
-  (void)fprintf (fp, "%d\n", wins_sbar_wperc ());
+  fprintf (fp, "%s\n", config_txt);
+
+  fputs ("# If this option is set to yes, "
+         "automatic save is done when quitting\n", fp);
+  fputs ("auto_save=", fp);
+  fprintf (fp, "%s\n", (conf->auto_save) ? "yes" : "no");
+
+  fputs ("\n# If this option is set to yes, "
+         "the GC is run automatically when quitting\n", fp);
+  fputs ("auto_gc=", fp);
+  fprintf (fp, "%s\n", (conf->auto_gc) ? "yes" : "no");
+
+  fputs ("\n# If not null, perform automatic saves every "
+         "'periodic_save' minutes\n", fp);
+  fputs ("periodic_save=", fp);
+  fprintf (fp, "%d\n", conf->periodic_save);
+
+  fputs ("\n# If this option is set to yes, "
+         "confirmation is required before quitting\n", fp);
+  fputs ("confirm_quit=", fp);
+  fprintf (fp, "%s\n", (conf->confirm_quit) ? "yes" : "no");
+
+  fputs ("\n# If this option is set to yes, "
+         "confirmation is required before deleting an event\n", fp);
+  fputs ("confirm_delete=", fp);
+  fprintf (fp, "%s\n", (conf->confirm_delete) ? "yes" : "no");
+
+  fputs ("\n# If this option is set to yes, messages about loaded and "
+         "saved data will not be displayed\n", fp);
+  fputs ("skip_system_dialogs=", fp);
+  fprintf (fp, "%s\n", (conf->skip_system_dialogs) ? "yes" : "no");
+
+  fputs ("\n# If this option is set to yes, progress bar appearing "
+         "when saving data will not be displayed\n", fp);
+  fputs ("skip_progress_bar=", fp);
+  fprintf (fp, "%s\n", (conf->skip_progress_bar) ? "yes" : "no");
+
+  fputs ("\n# Default calendar view (0)monthly (1)weekly:\n", fp);
+  fputs ("calendar_default_view=", fp);
+  fprintf (fp, "%d\n", calendar_get_view ());
+
+  fputs ("\n# If this option is set to yes, "
+         "monday is the first day of the week, else it is sunday\n", fp);
+  fputs ("week_begins_on_monday=", fp);
+  fprintf (fp, "%s\n", (calendar_week_begins_on_monday ())? "yes" : "no");
+
+  fputs ("\n# This is the color theme used for menus :\n", fp);
+  fputs ("color-theme=", fp);
+  fprintf (fp, "%s\n", theme_name);
+
+  fputs ("\n# This is the layout of the calendar :\n", fp);
+  fputs ("layout=", fp);
+  fprintf (fp, "%d\n", wins_layout ());
+
+  fputs ("\n# Width ( percentage, 0 being minimun width, fp) "
+         "of the side bar :\n", fp);
+  fputs ("side-bar_width=", fp);
+  fprintf (fp, "%d\n", wins_sbar_wperc ());
 
   if (ui_mode == UI_CURSES)
     pthread_mutex_lock (&nbar.mutex);
-  (void)fputs ("\n# If this option is set to yes, "
-               "notify-bar will be displayed :\n", fp);
-  (void)fputs ("notify-bar_show=", fp);
-  (void)fprintf (fp, "%s\n", (nbar.show) ? "yes" : "no");
-
-  (void)fputs ("\n# Format of the date to be displayed inside notify-bar :\n", fp);
-  (void)fputs ("notify-bar_date=", fp);
-  (void)fprintf (fp, "%s\n", nbar.datefmt);
-
-  (void)fputs ("\n# Format of the time to be displayed inside notify-bar :\n", fp);
-  (void)fputs ("notify-bar_clock=", fp);
-  (void)fprintf (fp, "%s\n", nbar.timefmt);
-
-  (void)fputs ("\n# Warn user if he has an appointment within next "
-               "'notify-bar_warning' seconds :\n", fp);
-  (void)fputs ("notify-bar_warning=", fp);
-  (void)fprintf (fp, "%d\n", nbar.cntdwn);
-
-  (void)fputs ("\n# Command used to notify user of "
-               "an upcoming appointment :\n", fp);
-  (void)fputs ("notify-bar_command=", fp);
-  (void)fprintf (fp, "%s\n", nbar.cmd);
-
-  (void)fputs ("\n# Notify all appointments instead of flagged ones only\n", fp);
-  (void)fputs ("notify-all=", fp);
-  (void)fprintf (fp, "%s\n", (nbar.notify_all) ? "yes" : "no");
-
-  (void)fputs ("\n# Format of the date to be displayed "
-               "in non-interactive mode :\n", fp);
-  (void)fputs ("output_datefmt=", fp);
-  (void)fprintf (fp, "%s\n", conf->output_datefmt);
-
-  (void)fputs ("\n# Format to be used when entering a date "
-               "(1)mm/dd/yyyy (2)dd/mm/yyyy (3)yyyy/mm/dd) "
-               "(4)yyyy-mm-dd:\n", fp);
-  (void)fputs ("input_datefmt=", fp);
-  (void)fprintf (fp, "%d\n", conf->input_datefmt);
+  fputs ("\n# If this option is set to yes, "
+         "notify-bar will be displayed :\n", fp);
+  fputs ("notify-bar_show=", fp);
+  fprintf (fp, "%s\n", (nbar.show) ? "yes" : "no");
+
+  fputs ("\n# Format of the date to be displayed inside notify-bar :\n", fp);
+  fputs ("notify-bar_date=", fp);
+  fprintf (fp, "%s\n", nbar.datefmt);
+
+  fputs ("\n# Format of the time to be displayed inside notify-bar :\n", fp);
+  fputs ("notify-bar_clock=", fp);
+  fprintf (fp, "%s\n", nbar.timefmt);
+
+  fputs ("\n# Warn user if he has an appointment within next "
+         "'notify-bar_warning' seconds :\n", fp);
+  fputs ("notify-bar_warning=", fp);
+  fprintf (fp, "%d\n", nbar.cntdwn);
+
+  fputs ("\n# Command used to notify user of "
+         "an upcoming appointment :\n", fp);
+  fputs ("notify-bar_command=", fp);
+  fprintf (fp, "%s\n", nbar.cmd);
+
+  fputs ("\n# Notify all appointments instead of flagged ones only\n", fp);
+  fputs ("notify-all=", fp);
+  fprintf (fp, "%s\n", (nbar.notify_all) ? "yes" : "no");
+
+  fputs ("\n# Format of the date to be displayed "
+         "in non-interactive mode :\n", fp);
+  fputs ("output_datefmt=", fp);
+  fprintf (fp, "%s\n", conf->output_datefmt);
+
+  fputs ("\n# Format to be used when entering a date "
+         "(1)mm/dd/yyyy (2)dd/mm/yyyy (3)yyyy/mm/dd) "
+         "(4)yyyy-mm-dd:\n", fp);
+  fputs ("input_datefmt=", fp);
+  fprintf (fp, "%d\n", conf->input_datefmt);
 
   if (ui_mode == UI_CURSES)
     pthread_mutex_unlock (&nbar.mutex);
 
-  (void)fputs ("\n# If this option is set to yes, "
-               "calcurse will run in background to get notifications "
-               "after exiting\n", fp);
-  (void)fputs ("notify-daemon_enable=", fp);
-  (void)fprintf (fp, "%s\n", dmon.enable ? "yes" : "no");
+  fputs ("\n# If this option is set to yes, "
+         "calcurse will run in background to get notifications "
+         "after exiting\n", fp);
+  fputs ("notify-daemon_enable=", fp);
+  fprintf (fp, "%s\n", dmon.enable ? "yes" : "no");
 
-  (void)fputs ("\n# If this option is set to yes, "
-               "activity will be logged when running in background\n", fp);
-  (void)fputs ("notify-daemon_log=", fp);
-  (void)fprintf (fp, "%s\n", dmon.log ? "yes" : "no");
+  fputs ("\n# If this option is set to yes, "
+         "activity will be logged when running in background\n", fp);
+  fputs ("notify-daemon_log=", fp);
+  fprintf (fp, "%s\n", dmon.log ? "yes" : "no");
 
   file_close (fp, __FILE_POS__);
 
@@ -1093,7 +1087,7 @@ io_save_cal (struct conf *conf, enum save_display display)
       && display != IO_SAVE_DISPLAY_MARK)
     {
       status_mesg (save_success, enter);
-      (void)wgetch (win[STA].p);
+      wgetch (win[STA].p);
     }
 
   pthread_mutex_unlock (&io_save_mutex);
@@ -1129,7 +1123,7 @@ io_load_app (void)
       c = getc (data_file);
       if (c == EOF)
         break;
-      (void)ungetc (c, data_file);
+      ungetc (c, data_file);
 
       /* Read the date first: it is common to both events
        * and appointments.
@@ -1153,7 +1147,7 @@ io_load_app (void)
         {
           EXIT (_("no event nor appointment found"));
         }
-      (void)ungetc (c, data_file);
+      ungetc (c, data_file);
 
       /* Read the remaining informations. */
       if (is_appointment)
@@ -1178,38 +1172,38 @@ io_load_app (void)
 
       if (c == '{')
         {
-          (void)ungetc (c, data_file);
+          ungetc (c, data_file);
           is_recursive = 1;
           fscanf (data_file, "{ %d%c ", &freq, &type);
 
           c = getc (data_file);
           if (c == '}')
             {			/* endless recurrent item */
-              (void)ungetc (c, data_file);
+              ungetc (c, data_file);
               fscanf (data_file, "} ");
               until.tm_year = 0;
             }
           else if (c == '-')
             {
-              (void)ungetc (c, data_file);
+              ungetc (c, data_file);
               fscanf (data_file, " -> %u / %u / %u ",
                       &until.tm_mon, &until.tm_mday, &until.tm_year);
               c = getc (data_file);
               if (c == '!')
                 {
-                  (void)ungetc (c, data_file);
+                  ungetc (c, data_file);
                   recur_exc_scan (&exc, data_file);
                   c = getc (data_file);
                 }
               else
                 {
-                  (void)ungetc (c, data_file);
+                  ungetc (c, data_file);
                   fscanf (data_file, "} ");
                 }
             }
           else if (c == '!')
             {			// endless item with exceptions
-              (void)ungetc (c, data_file);
+              ungetc (c, data_file);
               recur_exc_scan (&exc, data_file);
               c = getc (data_file);
               until.tm_year = 0;
@@ -1221,7 +1215,7 @@ io_load_app (void)
             }
         }
       else
-        (void)ungetc (c, data_file);
+        ungetc (c, data_file);
 
       /* Check if a note is attached to the item. */
       c = getc (data_file);
@@ -1233,7 +1227,7 @@ io_load_app (void)
       else
         {
           notep = NULL;
-          (void)ungetc (c, data_file);
+          ungetc (c, data_file);
         }
 
       /*
@@ -1245,13 +1239,13 @@ io_load_app (void)
           c = getc (data_file);
           if (c == '!')
             {
-              (void)ungetc (c, data_file);
+              ungetc (c, data_file);
               fscanf (data_file, " ! ");
               state |= APOINT_NOTIFY;
             }
           else
             {
-              (void)ungetc (c, data_file);
+              ungetc (c, data_file);
               fscanf (data_file, " | ");
               state = 0L;
             }
@@ -1302,7 +1296,7 @@ io_load_todo (void)
   if (data_file == NULL)
     {
       status_mesg (mesg_line1, mesg_line2);
-      (void)wgetch (win[STA].p);
+      wgetch (win[STA].p);
     }
   for (;;)
     {
@@ -1318,7 +1312,7 @@ io_load_todo (void)
       else
         {
           id = 9;
-          (void)ungetc (c, data_file);
+          ungetc (c, data_file);
         }
       /* Now read the attached note, if any. */
       c = getc (data_file);
@@ -1327,7 +1321,7 @@ io_load_todo (void)
       else
         note[0] = '\0';
       /* Then read todo description. */
-      (void)fgets (buf, sizeof buf, data_file);
+      fgets (buf, sizeof buf, data_file);
       newline = strchr (buf, '\n');
       if (newline)
         *newline = '\0';
@@ -1521,8 +1515,8 @@ io_check_dir (char *dir, int *missing)
     {
       if (errno != EEXIST)
         {
-          (void)fprintf (stderr, _("FATAL ERROR: could not create %s: %s\n"),
-                         dir, strerror (errno));
+          fprintf (stderr, _("FATAL ERROR: could not create %s: %s\n"), dir,
+                   strerror (errno));
           exit_calcurse (EXIT_FAILURE);
         }
     }
@@ -1544,7 +1538,7 @@ io_file_exist (char *file)
   if ((fd = fopen (file, "r")) == NULL)
     return 0;
 
-  (void)fclose (fd);
+  fclose (fd);
 
   return 1;
 }
@@ -1561,8 +1555,8 @@ io_check_file (char *file, int *missing)
         (*missing)++;
       if ((fd = fopen (file, "w")) == NULL)
         {
-          (void)fprintf (stderr, _("FATAL ERROR: could not create %s: %s\n"),
-                         file, strerror (errno));
+          fprintf (stderr, _("FATAL ERROR: could not create %s: %s\n"), file,
+                   strerror (errno));
           exit_calcurse (EXIT_FAILURE);
         }
       file_close (fd, __FILE_POS__);
@@ -1615,12 +1609,12 @@ io_startup_screen (unsigned skip_dialogs, int no_data_file)
   if (no_data_file != 0)
     {
       status_mesg (welcome_mesg, enter);
-      (void)wgetch (win[STA].p);
+      wgetch (win[STA].p);
     }
   else if (!skip_dialogs)
     {
       status_mesg (data_mesg, enter);
-      (void)wgetch (win[STA].p);
+      wgetch (win[STA].p);
     }
 }
 
@@ -1676,7 +1670,7 @@ io_export_data (enum export_type type, struct conf *conf)
   if (!conf->skip_system_dialogs && ui_mode == UI_CURSES)
     {
       status_mesg (success, enter);
-      (void)wgetch (win[STA].p);
+      wgetch (win[STA].p);
     }
 }
 
@@ -1725,7 +1719,7 @@ ical_log_init (FILE *log, float version)
     "+-------------------------------------------------------------------+\n\n";
 
   if (log)
-    (void)fprintf (log, header, version);
+    fprintf (log, header, version);
 }
 
 /*
@@ -1741,7 +1735,7 @@ ical_log (FILE *log, ical_types_e type, unsigned lineno, char *msg)
 
   RETURN_IF (type < 0 || type >= ICAL_TYPES, _("unknown ical type"));
   if (log)
-    (void)fprintf (log, "%s [%d]: %s\n", typestr[type], lineno, msg);
+    fprintf (log, "%s [%d]: %s\n", typestr[type], lineno, msg);
 }
 
 static void
@@ -2287,7 +2281,7 @@ ical_read_exdate (llist_t *exc, FILE *log, char *exstr, unsigned *noskipped,
           char buf[BUFSIZ];
           const int buflen = q - p;
 
-          (void)strncpy (buf, p, buflen);
+          strncpy (buf, p, buflen);
           buf[buflen] = '\0';
           date = ical_datetime2long (buf, NULL);
           ical_add_exc (exc, date);
@@ -2332,11 +2326,11 @@ ical_read_note (char *line, unsigned *noskipped, ical_vevent_e item_type,
       else
         {
           sha1_digest (notestr, sha1);
-          (void)snprintf (fullnotename, BUFSIZ, "%s%s", path_notes, sha1);
+          snprintf (fullnotename, BUFSIZ, "%s%s", path_notes, sha1);
           fdo = fopen (fullnotename, "w");
           EXIT_IF (fdo == NULL, _("Warning: could not open %s, Aborting..."),
                    fullnotename);
-          (void)fprintf (fdo, "%s", notestr);
+          fprintf (fdo, "%s", notestr);
           file_close (fdo, __FILE_POS__);
           mem_free (notestr);
           return sha1;
@@ -2683,7 +2677,7 @@ get_import_stream (enum export_type type)
       if (stream == NULL)
         {
           status_mesg (wrong_file, press_enter);
-          (void)wgetch (win[STA].p);
+          wgetch (win[STA].p);
         }
     }
   mem_free (stream_name);
@@ -2778,12 +2772,12 @@ io_import_data (enum import_type type, struct conf *conf, char *stream_name)
     {
       char read[BUFSIZ], stat[BUFSIZ];
 
-      (void)snprintf (read, BUFSIZ, proc_report, stats.lines);
-      (void)snprintf (stat, BUFSIZ, "%s / %s / %s / %s (%s)", stats_str[0],
-                      stats_str[1], stats_str[2], stats_str[3],
-                      _("Press [ENTER] to continue"));
+      snprintf (read, BUFSIZ, proc_report, stats.lines);
+      snprintf (stat, BUFSIZ, "%s / %s / %s / %s (%s)", stats_str[0],
+                stats_str[1], stats_str[2], stats_str[3],
+                _("Press [ENTER] to continue"));
       status_mesg (read, stat);
-      (void)wgetch (win[STA].p);
+      wgetch (win[STA].p);
     }
   else if (ui_mode == UI_CMDLINE)
     {
@@ -2819,7 +2813,7 @@ io_log_init (void)
   log = mem_malloc (sizeof (struct io_file));
   RETVAL_IF (log == NULL, 0,
              _("Warning: could not open temporary log file, Aborting..."));
-  (void)snprintf (log->name, sizeof (log->name), "%s%s", logprefix, logname);
+  snprintf (log->name, sizeof (log->name), "%s%s", logprefix, logname);
   mem_free (logname);
   log->fd = fopen (log->name, "w");
   if (log->fd == NULL)
@@ -2836,7 +2830,7 @@ void
 io_log_print (struct io_file *log, int line, char *msg)
 {
   if (log && log->fd)
-    (void)fprintf (log->fd, "line %d: %s\n", line, msg);
+    fprintf (log->fd, "line %d: %s\n", line, msg);
 }
 
 void
@@ -2854,8 +2848,8 @@ io_log_display (struct io_file *log, char *msg, char *pager)
         {
           char cmd[BUFSIZ];
 
-          (void)snprintf (cmd, BUFSIZ, "%s %s", pager, log->name);
-          (void)system (cmd);
+          snprintf (cmd, BUFSIZ, "%s %s", pager, log->name);
+          system (cmd);
         }
     }
   else
@@ -2900,7 +2894,7 @@ io_psave_thread (void *arg)
 
   for (;;)
     {
-      (void)sleep (delay * MININSEC);
+      sleep (delay * MININSEC);
       io_save_cal (config, IO_SAVE_DISPLAY_MARK);
     }
 }
@@ -2952,12 +2946,12 @@ io_set_lock (void)
 
   if (lock != NULL)
     {
-      (void)fprintf (stderr,
-                     _("\nWARNING: it seems that another calcurse instance is "
-                       "already running.\n"
-                       "If this is not the case, please remove the following "
-                       "lock file: \n\"%s\"\n"
-                       "and restart calcurse.\n"), path_cpid);
+      fprintf (stderr,
+               _("\nWARNING: it seems that another calcurse instance is "
+                 "already running.\n"
+                 "If this is not the case, please remove the following "
+                 "lock file: \n\"%s\"\n"
+                 "and restart calcurse.\n"), path_cpid);
       exit (EXIT_FAILURE);
     }
   else
@@ -3010,7 +3004,7 @@ io_get_pid (char *file)
   if (fscanf (fp, "%u", &pid) != 1)
     return 0;
 
-  (void)fclose (fp);
+  fclose (fp);
 
   return pid;
 }
diff --git a/src/keys.c b/src/keys.c
index b885b63..e2af080 100644
--- a/src/keys.c
+++ b/src/keys.c
@@ -125,7 +125,7 @@ dump_intro (FILE *fd)
       "# A description of what each ACTION keyword is used for is available\n"
       "# from calcurse online configuration menu.\n");
 
-  (void)fprintf (fd, "%s\n", intro);
+  fprintf (fd, "%s\n", intro);
 }
 
 void
@@ -171,7 +171,7 @@ keys_dump_defaults (char *file)
 
   dump_intro (fd);
   for (i = 0; i < NBKEYS; i++)
-    (void)fprintf (fd, "%s  %s\n", keydef[i].label, keydef[i].binding);
+    fprintf (fd, "%s  %s\n", keydef[i].label, keydef[i].binding);
   file_close (fd, __FILE_POS__);
 }
 
@@ -274,7 +274,7 @@ del_key_str (enum key action, int key)
   if (action < 0 || action > NBKEYS)
     return;
 
-  (void)strncpy (oldstr, keys_int2str (key), BUFSIZ);
+  strncpy (oldstr, keys_int2str (key), BUFSIZ);
   for (i = &keys[action]; *i; i = &(*i)->next)
     {
       if (!strcmp ((*i)->str, oldstr))
@@ -423,8 +423,8 @@ keys_action_allkeys (enum key action)
   for (i = keys[action]; i; i = i->next)
     {
       const int MAXLEN = sizeof (keystr) - 1 - strlen (keystr);
-      (void)strncat (keystr, i->str, MAXLEN - 1);
-      (void)strncat (keystr, CHAR_SPACE, 1);
+      strncat (keystr, i->str, MAXLEN - 1);
+      strncat (keystr, CHAR_SPACE, 1);
     }
 
   return keystr;
@@ -444,18 +444,18 @@ keys_format_label (char *key, int keylen)
 
   bzero (fmtkey, sizeof (fmtkey));
   if (len == 0)
-    (void)strncpy (fmtkey, "?", sizeof (fmtkey));
+    strncpy (fmtkey, "?", sizeof (fmtkey));
   else if (len <= keylen)
     {
       for (i = 0; i < keylen - len; i++)
         fmtkey[i] = ' ';
-      (void)strncat (fmtkey, key, keylen);
+      strncat (fmtkey, key, keylen);
     }
   else
     {
       for (i = 0; i < keylen - 1; i++)
         fmtkey[i] = key[i];
-      (void)strncat (fmtkey, dot, strlen (dot));
+      strncat (fmtkey, dot, strlen (dot));
     }
   return fmtkey;
 }
@@ -479,15 +479,14 @@ keys_display_bindings_bar (WINDOW *win, struct binding **binding, int first_key,
       const int KEY_POS = j * cmdlen;
       const int LABEL_POS = j * cmdlen + KEYS_KEYLEN + 1;
 
-      (void)strncpy (key, keys_action_firstkey (binding[i]->action),
-                     KEYS_KEYLEN);
+      strncpy (key, keys_action_firstkey (binding[i]->action), KEYS_KEYLEN);
       fmtkey = keys_format_label (key, KEYS_KEYLEN);
       custom_apply_attr (win, ATTR_HIGHEST);
       mvwprintw (win, 0, KEY_POS, fmtkey);
       if (i + 1 != last_key)
         {
-          (void)strncpy (key, keys_action_firstkey (binding[i + 1]->action),
-                         KEYS_KEYLEN);
+          strncpy (key, keys_action_firstkey (binding[i + 1]->action),
+                   KEYS_KEYLEN);
           key[KEYS_KEYLEN] = 0;
           fmtkey = keys_format_label (key, KEYS_KEYLEN);
           mvwprintw (win, 1, KEY_POS, fmtkey);
@@ -601,7 +600,7 @@ keys_popup_info (enum key key)
 #define WINCOL (col - 4)
   infowin = popup (WINROW, WINCOL, (row - WINROW) / 2, (col - WINCOL) / 2,
                    keydef[key].label, info[key], 1);
-  (void)keys_getch (infowin, NULL);
+  keys_getch (infowin, NULL);
   delwin (infowin);
 #undef WINROW
 #undef WINCOL
@@ -615,7 +614,7 @@ keys_save_bindings (FILE *fd)
   EXIT_IF (fd == NULL, _("FATAL ERROR: null file pointer."));
   dump_intro (fd);
   for (i = 0; i < NBKEYS; i++)
-    (void)fprintf (fd, "%s  %s\n", keydef[i].label, keys_action_allkeys (i));
+    fprintf (fd, "%s  %s\n", keydef[i].label, keys_action_allkeys (i));
 }
 
 int
@@ -642,7 +641,7 @@ keys_fill_missing (void)
         {
           char *p, tmpbuf[BUFSIZ];
 
-          (void)strncpy (tmpbuf, keydef[i].binding, BUFSIZ);
+          strncpy (tmpbuf, keydef[i].binding, BUFSIZ);
           p = tmpbuf;
           for (;;)
             {
diff --git a/src/note.c b/src/note.c
index 2fd022a..e5595fc 100644
--- a/src/note.c
+++ b/src/note.c
@@ -94,7 +94,7 @@ view_note (char *note, char *pager)
 
   if (note == NULL)
     return;
-  (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, note);
+  snprintf (fullname, BUFSIZ, "%s%s", path_notes, note);
   wins_launch_external (fullname, pager);
 }
 
diff --git a/src/notify.c b/src/notify.c
index f69b477..69700cf 100644
--- a/src/notify.c
+++ b/src/notify.c
@@ -126,18 +126,17 @@ notify_init_vars (void)
   pthread_mutex_init (&nbar.mutex, NULL);
   nbar.show = 1;
   nbar.cntdwn = 300;
-  (void)strncpy (nbar.datefmt, date_format, strlen (date_format) + 1);
-  (void)strncpy (nbar.timefmt, time_format, strlen (time_format) + 1);
-  (void)strncpy (nbar.cmd, cmd, strlen (cmd) + 1);
+  strncpy (nbar.datefmt, date_format, strlen (date_format) + 1);
+  strncpy (nbar.timefmt, time_format, strlen (time_format) + 1);
+  strncpy (nbar.cmd, cmd, strlen (cmd) + 1);
 
   if ((nbar.shell = getenv ("SHELL")) == NULL)
     nbar.shell = "/bin/sh";
 
   nbar.notify_all = 0;
 
-  (void)pthread_attr_init (&detached_thread_attr);
-  (void)pthread_attr_setdetachstate (&detached_thread_attr,
-                                     PTHREAD_CREATE_DETACHED);
+  pthread_attr_init (&detached_thread_attr);
+  pthread_attr_setdetachstate (&detached_thread_attr, PTHREAD_CREATE_DETACHED);
 }
 
 /* Extract the appointment file name from the complete file path. */
@@ -272,7 +271,7 @@ notify_update_bar (void)
 
           too_long = 1;
           shrink_len = txt_max_len > 3 ? txt_max_len - 3 : 1;
-          (void)strncpy (buf, notify_app.txt, shrink_len);
+          strncpy (buf, notify_app.txt, shrink_len);
           buf[shrink_len] = '\0';
         }
       time_left = notify_time_left ();
@@ -303,7 +302,7 @@ notify_update_bar (void)
             wattroff (notify.win, A_BLINK);
 
           if (blinking)
-            (void)notify_launch_cmd ();
+            notify_launch_cmd ();
           pthread_mutex_unlock (&nbar.mutex);
         }
       else
@@ -379,8 +378,8 @@ notify_get_next (struct notify_app *a)
   a->got_app = 0;
   a->state = 0;
   a->txt = (char *)0;
-  (void)recur_apoint_check_next (a, current_time, get_today ());
-  (void)apoint_check_next (a, current_time);
+  recur_apoint_check_next (a, current_time, get_today ());
+  apoint_check_next (a, current_time);
 
   return 1;
 }
@@ -605,7 +604,7 @@ print_option (WINDOW *win, unsigned x, unsigned y, char *name,
         {
           char buf[BUFSIZ];
 
-          (void)strncpy (buf, valstr, maxlen - 1);
+          strncpy (buf, valstr, maxlen - 1);
           buf[maxlen - 1] = '\0';
           mvwprintw (win, y, x_opt, "%s...", buf);
         }
@@ -665,10 +664,10 @@ print_config_options (WINDOW *optwin)
   pthread_mutex_lock (&nbar.mutex);
 
   /* String value options */
-  (void)strncpy (opt[DATE].valstr, nbar.datefmt, BUFSIZ);
-  (void)strncpy (opt[CLOCK].valstr, nbar.timefmt, BUFSIZ);
-  (void)snprintf (opt[WARN].valstr, BUFSIZ, "%d", nbar.cntdwn);
-  (void)strncpy (opt[CMD].valstr, nbar.cmd, BUFSIZ);
+  strncpy (opt[DATE].valstr, nbar.datefmt, BUFSIZ);
+  strncpy (opt[CLOCK].valstr, nbar.timefmt, BUFSIZ);
+  snprintf (opt[WARN].valstr, BUFSIZ, "%d", nbar.cntdwn);
+  strncpy (opt[CMD].valstr, nbar.cmd, BUFSIZ);
 
   /* Boolean options */
   opt[SHOW].valnum = nbar.show;
@@ -727,7 +726,7 @@ notify_config_bar (void)
 
   clear ();
   custom_set_swsiz (&cwin);
-  (void)strncpy (cwin.label, _("notification options"), BUFSIZ);
+  strncpy (cwin.label, _("notification options"), BUFSIZ);
   wins_scrollwin_init (&cwin);
   wins_show (cwin.win.p, cwin.label);
   status_mesg (number_str, keys);
@@ -761,24 +760,24 @@ notify_config_bar (void)
         case '2':
           status_mesg (date_str, "");
           pthread_mutex_lock (&nbar.mutex);
-          (void)strncpy (buf, nbar.datefmt, strlen (nbar.datefmt) + 1);
+          strncpy (buf, nbar.datefmt, strlen (nbar.datefmt) + 1);
           pthread_mutex_unlock (&nbar.mutex);
           if (updatestring (win[STA].p, &buf, 0, 1) == 0)
             {
               pthread_mutex_lock (&nbar.mutex);
-              (void)strncpy (nbar.datefmt, buf, strlen (buf) + 1);
+              strncpy (nbar.datefmt, buf, strlen (buf) + 1);
               pthread_mutex_unlock (&nbar.mutex);
             }
           break;
         case '3':
           status_mesg (time_str, "");
           pthread_mutex_lock (&nbar.mutex);
-          (void)strncpy (buf, nbar.timefmt, strlen (nbar.timefmt) + 1);
+          strncpy (buf, nbar.timefmt, strlen (nbar.timefmt) + 1);
           pthread_mutex_unlock (&nbar.mutex);
           if (updatestring (win[STA].p, &buf, 0, 1) == 0)
             {
               pthread_mutex_lock (&nbar.mutex);
-              (void)strncpy (nbar.timefmt, buf, strlen (buf) + 1);
+              strncpy (nbar.timefmt, buf, strlen (buf) + 1);
               pthread_mutex_unlock (&nbar.mutex);
             }
           break;
@@ -798,12 +797,12 @@ notify_config_bar (void)
         case '5':
           status_mesg (cmd_str, "");
           pthread_mutex_lock (&nbar.mutex);
-          (void)strncpy (buf, nbar.cmd, strlen (nbar.cmd) + 1);
+          strncpy (buf, nbar.cmd, strlen (nbar.cmd) + 1);
           pthread_mutex_unlock (&nbar.mutex);
           if (updatestring (win[STA].p, &buf, 0, 1) == 0)
             {
               pthread_mutex_lock (&nbar.mutex);
-              (void)strncpy (nbar.cmd, buf, strlen (buf) + 1);
+              strncpy (nbar.cmd, buf, strlen (buf) + 1);
               pthread_mutex_unlock (&nbar.mutex);
             }
           break;
diff --git a/src/recur.c b/src/recur.c
index 7b3c9fe..b91ce26 100644
--- a/src/recur.c
+++ b/src/recur.c
@@ -360,7 +360,7 @@ recur_write_exc (llist_t *lexc, FILE *f)
       st_mon = lt->tm_mon + 1;
       st_day = lt->tm_mday;
       st_year = lt->tm_year + 1900;
-      (void)fprintf (f, " !%02u/%02u/%04u", st_mon, st_day, st_year);
+      fprintf (f, " !%02u/%02u/%04u", st_mon, st_day, st_year);
     }
 }
 
@@ -374,7 +374,7 @@ recur_apoint_scan (FILE *f, struct tm start, struct tm end, char type,
   time_t tstart, tend, tuntil;
 
   /* Read the appointment description */
-  (void)fgets (buf, sizeof buf, f);
+  fgets (buf, sizeof buf, f);
   nl = strchr (buf, '\n');
   if (nl)
     {
@@ -419,7 +419,7 @@ recur_event_scan (FILE *f, struct tm start, int id, char type, int freq,
   time_t tstart, tuntil;
 
   /* Read the event description */
-  (void)fgets (buf, sizeof buf, f);
+  fgets (buf, sizeof buf, f);
   nl = strchr (buf, '\n');
   if (nl)
     {
@@ -458,37 +458,35 @@ recur_apoint_write (struct recur_apoint *o, FILE *f)
 
   t = o->start;
   lt = localtime (&t);
-  (void)fprintf (f, "%02u/%02u/%04u @ %02u:%02u",
-                 lt->tm_mon + 1, lt->tm_mday, 1900 + lt->tm_year,
-                 lt->tm_hour, lt->tm_min);
+  fprintf (f, "%02u/%02u/%04u @ %02u:%02u", lt->tm_mon + 1, lt->tm_mday,
+           1900 + lt->tm_year, lt->tm_hour, lt->tm_min);
 
   t = o->start + o->dur;
   lt = localtime (&t);
-  (void)fprintf (f, " -> %02u/%02u/%04u @ %02u:%02u",
-                 lt->tm_mon + 1, lt->tm_mday, 1900 + lt->tm_year,
-                 lt->tm_hour, lt->tm_min);
+  fprintf (f, " -> %02u/%02u/%04u @ %02u:%02u", lt->tm_mon + 1, lt->tm_mday,
+           1900 + lt->tm_year, lt->tm_hour, lt->tm_min);
 
   t = o->rpt->until;
   if (t == 0)
     {				/* We have an endless recurrent appointment. */
-      (void)fprintf (f, " {%d%c", o->rpt->freq, recur_def2char (o->rpt->type));
+      fprintf (f, " {%d%c", o->rpt->freq, recur_def2char (o->rpt->type));
     }
   else
     {
       lt = localtime (&t);
-      (void)fprintf (f, " {%d%c -> %02u/%02u/%04u",
-                     o->rpt->freq, recur_def2char (o->rpt->type),
-                     lt->tm_mon + 1, lt->tm_mday, 1900 + lt->tm_year);
+      fprintf (f, " {%d%c -> %02u/%02u/%04u", o->rpt->freq,
+               recur_def2char (o->rpt->type), lt->tm_mon + 1, lt->tm_mday,
+               1900 + lt->tm_year);
     }
   recur_write_exc (&o->exc, f);
-  (void)fputs ("} ", f);
+  fputs ("} ", f);
   if (o->note != NULL)
-    (void)fprintf (f, ">%s ", o->note);
+    fprintf (f, ">%s ", o->note);
   if (o->state & APOINT_NOTIFY)
-    (void)fputc ('!', f);
+    fputc ('!', f);
   else
-    (void)fputc ('|', f);
-  (void)fprintf (f, "%s\n", o->mesg);
+    fputc ('|', f);
+  fprintf (f, "%s\n", o->mesg);
 }
 
 /* Writting of a recursive event into file. */
@@ -508,9 +506,8 @@ recur_event_write (struct recur_event *o, FILE *f)
   t = o->rpt->until;
   if (t == 0)
     {				/* We have an endless recurrent event. */
-      (void)fprintf (f, "%02u/%02u/%04u [%d] {%d%c",
-                     st_mon, st_day, st_year, o->id, o->rpt->freq,
-                     recur_def2char (o->rpt->type));
+      fprintf (f, "%02u/%02u/%04u [%d] {%d%c", st_mon, st_day, st_year, o->id,
+               o->rpt->freq, recur_def2char (o->rpt->type));
     }
   else
     {
@@ -518,16 +515,15 @@ recur_event_write (struct recur_event *o, FILE *f)
       end_mon = lt->tm_mon + 1;
       end_day = lt->tm_mday;
       end_year = lt->tm_year + 1900;
-      (void)fprintf (f, "%02u/%02u/%04u [%d] {%d%c -> %02u/%02u/%04u",
-                     st_mon, st_day, st_year, o->id,
-                     o->rpt->freq, recur_def2char (o->rpt->type),
-                     end_mon, end_day, end_year);
+      fprintf (f, "%02u/%02u/%04u [%d] {%d%c -> %02u/%02u/%04u", st_mon,
+               st_day, st_year, o->id, o->rpt->freq,
+               recur_def2char (o->rpt->type), end_mon, end_day, end_year);
     }
   recur_write_exc (&o->exc, f);
-  (void)fputs ("} ", f);
+  fputs ("} ", f);
   if (o->note != NULL)
-    (void)fprintf (f, ">%s ", o->note);
-  (void)fprintf (f, "%s\n", o->mesg);
+    fprintf (f, ">%s ", o->note);
+  fprintf (f, "%s\n", o->mesg);
 }
 
 /* Write recursive items to file. */
@@ -899,7 +895,7 @@ recur_repeat_item (struct conf *conf)
   if (p->type != APPT && p->type != EVNT)
     {
       status_mesg (wrong_type_1, wrong_type_2);
-      (void)wgetch (win[STA].p);
+      wgetch (win[STA].p);
       return;
     }
 
@@ -928,7 +924,7 @@ recur_repeat_item (struct conf *conf)
           if (freq == 0)
             {
               status_mesg (mesg_wrong_freq, wrong_type_2);
-              (void)wgetch (win[STA].p);
+              wgetch (win[STA].p);
             }
           user_input[0] = '\0';
         }
@@ -938,8 +934,8 @@ recur_repeat_item (struct conf *conf)
 
   while (!date_entered)
     {
-      (void)snprintf (outstr, BUFSIZ, mesg_until_1,
-                      DATEFMT_DESC (conf->input_datefmt));
+      snprintf (outstr, BUFSIZ, mesg_until_1,
+                DATEFMT_DESC (conf->input_datefmt));
       status_mesg (_(outstr), "");
       if (getstring (win[STA].p, user_input, BUFSIZ, 0, 1) == GETSTRING_VALID)
         {
@@ -962,7 +958,7 @@ recur_repeat_item (struct conf *conf)
                   if (until < p->start)
                     {
                       status_mesg (mesg_older, wrong_type_2);
-                      (void)wgetch (win[STA].p);
+                      wgetch (win[STA].p);
                       date_entered = 0;
                     }
                   else
@@ -972,10 +968,10 @@ recur_repeat_item (struct conf *conf)
                 }
               else
                 {
-                  (void)snprintf (outstr, BUFSIZ, mesg_wrong_2,
-                                  DATEFMT_DESC (conf->input_datefmt));
+                  snprintf (outstr, BUFSIZ, mesg_wrong_2,
+                            DATEFMT_DESC (conf->input_datefmt));
                   status_mesg (mesg_wrong_1, _(outstr));
-                  (void)wgetch (win[STA].p);
+                  wgetch (win[STA].p);
                   date_entered = 0;
                 }
             }
@@ -987,8 +983,8 @@ recur_repeat_item (struct conf *conf)
   date = calendar_get_slctd_day_sec ();
   if (p->type == EVNT)
     {
-      (void)recur_event_new (p->mesg, p->note, p->start, p->evnt_id,
-                             type, freq, until, NULL);
+      recur_event_new (p->mesg, p->note, p->start, p->evnt_id, type, freq,
+                       until, NULL);
     }
   else if (p->type == APPT)
     {
@@ -1018,7 +1014,7 @@ recur_exc_scan (llist_t *lexc, FILE *data_file)
   LLIST_INIT (lexc);
   while ((c = getc (data_file)) == '!')
     {
-      (void)ungetc (c, data_file);
+      ungetc (c, data_file);
       if (fscanf (data_file, "!%u / %u / %u ",
                   &day.tm_mon, &day.tm_mday, &day.tm_year) != 3)
         {
@@ -1137,12 +1133,11 @@ recur_event_paste_item (void)
       exc->st += time_shift;
     }
 
-  (void)recur_event_new (bkp_cut_recur_event.mesg, bkp_cut_recur_event.note,
-                         bkp_cut_recur_event.day, bkp_cut_recur_event.id,
-                         bkp_cut_recur_event.rpt->type,
-                         bkp_cut_recur_event.rpt->freq,
-                         bkp_cut_recur_event.rpt->until,
-                         &bkp_cut_recur_event.exc);
+  recur_event_new (bkp_cut_recur_event.mesg, bkp_cut_recur_event.note,
+                   bkp_cut_recur_event.day, bkp_cut_recur_event.id,
+                   bkp_cut_recur_event.rpt->type,
+                   bkp_cut_recur_event.rpt->freq,
+                   bkp_cut_recur_event.rpt->until, &bkp_cut_recur_event.exc);
   recur_event_free_bkp ();
 }
 
@@ -1166,13 +1161,12 @@ recur_apoint_paste_item (void)
       exc->st += time_shift;
     }
 
-  (void)recur_apoint_new (bkp_cut_recur_apoint.mesg, bkp_cut_recur_apoint.note,
-                          bkp_cut_recur_apoint.start, bkp_cut_recur_apoint.dur,
-                          bkp_cut_recur_apoint.state,
-                          bkp_cut_recur_apoint.rpt->type,
-                          bkp_cut_recur_apoint.rpt->freq,
-                          bkp_cut_recur_apoint.rpt->until,
-                          &bkp_cut_recur_apoint.exc);
+  recur_apoint_new (bkp_cut_recur_apoint.mesg, bkp_cut_recur_apoint.note,
+                    bkp_cut_recur_apoint.start, bkp_cut_recur_apoint.dur,
+                    bkp_cut_recur_apoint.state, bkp_cut_recur_apoint.rpt->type,
+                    bkp_cut_recur_apoint.rpt->freq,
+                    bkp_cut_recur_apoint.rpt->until,
+                    &bkp_cut_recur_apoint.exc);
 
   if (notify_bar ())
     notify_check_repeated (&bkp_cut_recur_apoint);
diff --git a/src/sigs.c b/src/sigs.c
index a5f7e54..c9c90f0 100644
--- a/src/sigs.c
+++ b/src/sigs.c
@@ -61,7 +61,7 @@ generic_hdlr (int sig)
     case SIGWINCH:
       resize = 1;
       clearok (curscr, TRUE);
-      (void)ungetch (KEY_RESIZE);
+      ungetch (KEY_RESIZE);
       break;
     case SIGTERM:
       if (unlink (path_cpid) != 0)
diff --git a/src/todo.c b/src/todo.c
index c1e0465..bb72cc0 100644
--- a/src/todo.c
+++ b/src/todo.c
@@ -187,9 +187,9 @@ void
 todo_write (struct todo *todo, FILE *f)
 {
   if (todo->note)
-    (void)fprintf (f, "[%d]>%s %s\n", todo->id, todo->note, todo->mesg);
+    fprintf (f, "[%d]>%s %s\n", todo->id, todo->note, todo->mesg);
   else
-    (void)fprintf (f, "[%d] %s\n", todo->id, todo->mesg);
+    fprintf (f, "[%d] %s\n", todo->id, todo->mesg);
 }
 
 /* Delete a note previously attached to a todo item. */
@@ -338,10 +338,10 @@ todo_chg_priority (int action)
   int do_chg = 1;
 
   backup = todo_get_item (hilt);
-  (void)strncpy (backup_mesg, backup->mesg, strlen (backup->mesg) + 1);
+  strncpy (backup_mesg, backup->mesg, strlen (backup->mesg) + 1);
   backup_id = backup->id;
   if (backup->note)
-    (void)strncpy (backup_note, backup->note, MAX_NOTESIZ + 1);
+    strncpy (backup_note, backup->note, MAX_NOTESIZ + 1);
   else
     backup_note[0] = '\0';
   switch (action)
diff --git a/src/utils.c b/src/utils.c
index f007ee1..ca2ebfe 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -115,7 +115,7 @@ fatalbox (const char *errmsg)
   if (errmsg == NULL)
     return;
 
-  (void)strncpy (msg, errmsg, MSGLEN);
+  strncpy (msg, errmsg, MSGLEN);
   errwin = newwin (WINROW, WINCOL, (row - WINROW) / 2, (col - WINCOL) / 2);
   custom_apply_attr (errwin, ATTR_HIGHEST);
   box (errwin, 0, 0);
@@ -124,7 +124,7 @@ fatalbox (const char *errmsg)
   mvwprintw (errwin, 5, (WINCOL - strlen (msg)) / 2, "%s", msg);
   custom_remove_attr (errwin, ATTR_HIGHEST);
   wins_wrefresh (errwin);
-  (void)wgetch (errwin);
+  wgetch (errwin);
   delwin (errwin);
   wins_doupdate ();
 }
@@ -142,7 +142,7 @@ warnbox (const char *msg)
   if (msg == NULL)
     return;
 
-  (void)strncpy (displmsg, msg, MSGLEN);
+  strncpy (displmsg, msg, MSGLEN);
   warnwin = newwin (WINROW, WINCOL, (row - WINROW) / 2, (col - WINCOL) / 2);
   custom_apply_attr (warnwin, ATTR_HIGHEST);
   box (warnwin, 0, 0);
@@ -150,7 +150,7 @@ warnbox (const char *msg)
   mvwprintw (warnwin, 5, (WINCOL - strlen (displmsg)) / 2, "%s", displmsg);
   custom_remove_attr (warnwin, ATTR_HIGHEST);
   wins_wrefresh (warnwin);
-  (void)wgetch (warnwin);
+  wgetch (warnwin);
   delwin (warnwin);
   wins_doupdate ();
 }
@@ -201,7 +201,7 @@ popup (int pop_row, int pop_col, int pop_y, int pop_x, char *title, char *msg,
     mvwprintw (popup_win, MSGXPOS, (pop_col - strlen (msg)) / 2, "%s", msg);
   custom_apply_attr (popup_win, ATTR_HIGHEST);
   box (popup_win, 0, 0);
-  (void)snprintf (label, BUFSIZ, "%s", title);
+  snprintf (label, BUFSIZ, "%s", title);
   wins_show (popup_win, label);
   if (hint)
     mvwprintw (popup_win, pop_row - 2, pop_col - (strlen (any_key) + 1), "%s",
@@ -293,7 +293,7 @@ date_sec2date_str (long sec, char *datefmt)
   char *datestr = (char *) mem_calloc (BUFSIZ, sizeof (char));
 
   if (sec == 0)
-    (void)strncpy (datestr, "0", BUFSIZ);
+    strncpy (datestr, "0", BUFSIZ);
   else
     {
       lt = localtime ((time_t *)&sec);
@@ -429,7 +429,7 @@ item_in_popup (char *saved_a_start, char *saved_a_end, char *msg,
   wmove (win[STA].p, 0, 0);
   pnoutrefresh (pad, 0, 0, margin_top + 2, margin_left, padl, winw);
   wins_doupdate ();
-  (void)wgetch (popup_win);
+  wgetch (popup_win);
   delwin (pad);
   delwin (popup_win);
 }
@@ -466,7 +466,7 @@ nowstr (void)
   static char buf[BUFSIZ];
   time_t t = now ();
 
-  (void)strftime (buf, sizeof buf, "%a %b %d %T %Y", localtime (&t));
+  strftime (buf, sizeof buf, "%a %b %d %T %Y", localtime (&t));
 
   return buf;
 }
@@ -547,7 +547,7 @@ new_tempfile (const char *prefix, int trailing_len)
   if (prefix_len + trailing_len >= BUFSIZ)
     return (NULL);
   memcpy (fullname, prefix, prefix_len);
-  (void)memset (fullname + prefix_len, 'X', trailing_len);
+  memset (fullname + prefix_len, 'X', trailing_len);
   fullname[prefix_len + trailing_len] = '\0';
   if ((fd = mkstemp (fullname)) == -1 || (file = fdopen (fd, "w+")) == NULL)
     {
diff --git a/src/vars.c b/src/vars.c
index 1e2453f..a659336 100644
--- a/src/vars.c
+++ b/src/vars.c
@@ -129,7 +129,7 @@ vars_init (struct conf *conf)
   conf->periodic_save = 0;
   conf->skip_system_dialogs = 0;
   conf->skip_progress_bar = 0;
-  (void)strncpy (conf->output_datefmt, "%D", 3);
+  strncpy (conf->output_datefmt, "%D", 3);
   conf->input_datefmt = 1;
 
   /* Default external editor and pager */
diff --git a/src/wins.c b/src/wins.c
index a98a287..a3ce763 100644
--- a/src/wins.c
+++ b/src/wins.c
@@ -75,7 +75,7 @@ screen_acquire (void)
 static void
 screen_release (void)
 {
-  (void)pthread_mutex_unlock (&screen_mutex);
+  pthread_mutex_unlock (&screen_mutex);
 }
 
 int
@@ -227,17 +227,17 @@ wins_init_panels (void)
   char label[BUFSIZ];
 
   win[CAL].p = newwin (CALHEIGHT, wins_sbar_width (), win[CAL].y, win[CAL].x);
-  (void)strncpy (label, _("Calendar"), BUFSIZ);
+  strncpy (label, _("Calendar"), BUFSIZ);
   wins_show (win[CAL].p, label);
 
   win[APP].p = newwin (win[APP].h, win[APP].w, win[APP].y, win[APP].x);
-  (void)strncpy (label, _("Appointments"), BUFSIZ);
+  strncpy (label, _("Appointments"), BUFSIZ);
   wins_show (win[APP].p, label);
   apad.width = win[APP].w - 3;
   apad.ptrwin = newpad (apad.length, apad.width);
 
   win[TOD].p = newwin (win[TOD].h, win[TOD].w, win[TOD].y, win[TOD].x);
-  (void)strncpy (label, _("ToDo"), BUFSIZ);
+  strncpy (label, _("ToDo"), BUFSIZ);
   wins_show (win[TOD].p, label);
 
   /* Enable function keys (i.e. arrow keys) in those windows */