4 files changed, 8 insertions, 3 deletions
diff --git a/gfx.c b/gfx.c
index 32ecca3ae..bf8e528ae 100644
--- a/gfx.c
+++ b/gfx.c
@@ -13,6 +13,10 @@
 #include "hal.h"
 #include "variables.h"
 
+#ifdef _DEBUG
+bool _dbg_screen_rect;
+#endif
+
 Colour _cur_palette[256];
 
 static void GfxMainBlitter(const Sprite *sprite, int x, int y, int mode);
diff --git a/gfx.h b/gfx.h
index e8bf5a704..66eb5eee1 100644
--- a/gfx.h
+++ b/gfx.h
@@ -124,4 +124,8 @@ typedef enum StringColorFlags {
 	IS_PALETTE_COLOR = 0x100, // color value is already a real palette color index, not an index of a StringColor
 } StringColorFlags;
 
+#ifdef _DEBUG
+extern bool _dbg_screen_rect;
+#endif
+
 #endif /* GFX_H */
diff --git a/hal.h b/hal.h
index 6511ba118..7c4625c44 100644
--- a/hal.h
+++ b/hal.h
@@ -43,7 +43,6 @@ enum DriverType {
 };
 
 extern void GameLoop(void);
-extern bool _dbg_screen_rect;
 
 
 // Deals with finding savegames
diff --git a/openttd.c b/openttd.c
index a8855c981..97a918a3c 100644
--- a/openttd.c
+++ b/openttd.c
@@ -61,8 +61,6 @@ extern void SetDifficultyLevel(int mode, GameOptions *gm_opt);
 extern void DoStartupNewPlayer(bool is_ai);
 extern void ShowOSErrorBox(const char *buf);
 
-bool _dbg_screen_rect;
-
 /* TODO: usrerror() for errors which are not of an internal nature but
  * caused by the user, i.e. missing files or fatal configuration errors.
  * Post-0.4.0 since Celestar doesn't want this in SVN before. --pasky */