X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Flibgame%2Fsystem.h;h=6ed27de2c5a01fe529940329553dd2751eda7dcb;hb=d93d679ebb98f8466d0d0a8231356da1e6d2d62b;hp=88df586da83d553995800bd2767552197b33418e;hpb=22c1545e660b56b81728829aec43de128934ae04;p=rocksndiamonds.git

diff --git a/src/libgame/system.h b/src/libgame/system.h
index 88df586d..6ed27de2 100644
--- a/src/libgame/system.h
+++ b/src/libgame/system.h
@@ -476,9 +476,9 @@
 						GRID_REAL_HEIGHT),	\
 					    MAX_GRID_YSIZE)
 
-#define DEFAULT_GRID_XSIZE(n)		(n == 0 ? DEFAULT_GRID_XSIZE_0 : \
+#define DEFAULT_GRID_XSIZE(n)		((n) == 0 ? DEFAULT_GRID_XSIZE_0 : \
 					 DEFAULT_GRID_XSIZE_1)
-#define DEFAULT_GRID_YSIZE(n)		(n == 0 ? DEFAULT_GRID_YSIZE_0 : \
+#define DEFAULT_GRID_YSIZE(n)		((n) == 0 ? DEFAULT_GRID_YSIZE_0 : \
 					 DEFAULT_GRID_YSIZE_1)
 
 #define GRID_ACTIVE_NR()		(video.screen_width >	\