diff --git a/source/vid_mgl.c b/source/vid_mgl.c
index 5e106e7..2da339b 100644
--- a/source/vid_mgl.c
+++ b/source/vid_mgl.c
@@ -54,6 +54,8 @@
 #define MAX_MODE_LIST	30
 #define VID_ROW_SIZE	3
 
+extern void (*vid_menudrawfn)(void);
+extern void (*vid_menukeyfn)(int);
 
 /* Unused */
 int		VGA_width, VGA_height, VGA_rowbytes, VGA_bufferrowbytes, VGA_planar;
diff --git a/source/vid_wgl.c b/source/vid_wgl.c
index d6498b7..39c1fdb 100644
--- a/source/vid_wgl.c
+++ b/source/vid_wgl.c
@@ -47,6 +47,9 @@
 #include "console.h"
 #include "sbar.h"
 
+extern void (*vid_menudrawfn)(void);
+extern void (*vid_menukeyfn)(int);
+
 #define MAX_MODE_LIST	30
 #define VID_ROW_SIZE	3
 #define WARP_WIDTH		320