File recode-add-stdlib.h-for-exit.patch of Package recode

diff -Naru recode-3.6_orig/src/argmatch.c recode-3.6/src/argmatch.c
--- recode-3.6_orig/src/argmatch.c	2000-08-03 10:21:15.000000000 +0900
+++ recode-3.6/src/argmatch.c	2024-10-15 16:56:20.200251410 +0900
@@ -29,6 +29,8 @@
 # include <locale.h>
 #endif
 
+#include <stdlib.h>
+
 #if ENABLE_NLS
 # include <libintl.h>
 # define _(Text) gettext (Text)