--- a/newgrf.c	Thu Mar 24 15:15:06 2005 +0000
+++ b/newgrf.c	Thu Mar 24 17:03:37 2005 +0000
@@ -31,7 +31,7 @@
 int _grffile_count;
 static int _cur_spriteid;
 static int _cur_stage;
-extern int _custom_sprites_base;
+extern uint16 _custom_sprites_base;
 
 static int32 _paramlist[0x7f];
 static int _param_max;