--- mandoc-1.14.5/soelim.c.orig	Mon Jan 20 00:18:44 2020
+++ mandoc-1.14.5/soelim.c	Mon Jan 20 00:18:55 2020
@@ -42,6 +42,7 @@
 #include "compat_stringlist.h"
 #endif
 #include <unistd.h>
+#include "getopt.h"
 
 #define C_OPTION 0x1