src: Fix build with clang 16

These are no longer supported in upcoming clang versions.

warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]

Reference: https://archives.gentoo.org/gentoo-dev/message/dd9f2d3082b8b6f8dfbccb0639e6e240

1 files changed, 1 insertions, 1 deletions

diff --git a/src/menu.c b/src/menu.c
index b1deedb..5269d5b 100644
--- a/src/menu.c
+++ b/src/menu.c
@@ -936,7 +936,7 @@ void feh_menu_init_main(void)
 	return;
 }
 
-void feh_menu_init_common()
+void feh_menu_init_common(void)
 {
 	int num_desks, i;
 	char buf[30];