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-rw-r--r--variables.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/variables.h b/variables.h
index fcb7f1736..a992b1e12 100644
--- a/variables.h
+++ b/variables.h
@@ -426,6 +426,7 @@ VARDEF bool _ignore_wrong_grf;
/* Debugging levels */
VARDEF int _debug_spritecache_level;
VARDEF int _debug_misc_level;
+VARDEF int _debug_grf_level;
void CDECL debug(const char *s, ...);
#define DEBUG(name, level) if (level == 0 || _debug_ ## name ## _level >= level) debug