1 files changed, 15 insertions, 0 deletions
diff --git a/src/actions.c b/src/actions.c
index afa855a..5bf33ea 100644
--- a/src/actions.c
+++ b/src/actions.c
@@ -67,6 +67,7 @@ static user_command user_commands[] =
     {"windows", 	cmd_windows, 	arg_VOID},
     {"setenv",		cmd_setenv,	arg_STRING},
     {"chdir",		cmd_chdir,	arg_STRING},
+    {"unsetenv",	cmd_unsetenv,	arg_STRING},
 
     /* Commands to set default behavior. */
     {"defbarloc",	cmd_defbarloc, 		arg_STRING},
@@ -1824,3 +1825,17 @@ cmd_chdir (int interactive, void *data)
   chdir ((char *)data);
   return NULL;
 }
+
+char *
+cmd_unsetenv (int interactive, void *data)
+{
+  if (data == NULL)
+    {
+      message (" unsetenv: One argument is required ");
+      return NULL;
+    }
+
+  unsetenv ((char *)data);
+
+  return NULL;
+}