X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=grid.h;fp=grid.h;h=217f6dac0f07918aa35f820b898384e9288fc995;hb=4033458aff500635a10c6659e6e1c6fe0db687e9;hp=0116074ae3f978d4e039e9685a485de7092e2c5f;hpb=f7ab0a4996deb231165257a502a023c3024c3151;p=sgt-puzzles.git

diff --git a/grid.h b/grid.h
index 0116074..217f6da 100644
--- a/grid.h
+++ b/grid.h
@@ -10,9 +10,7 @@
 #define PUZZLES_GRID_H
 
 /* Useful macros */
-#ifndef SQ
-#  define SQ(x) ( (x) * (x) )
-#endif
+#define SQ(x) ( (x) * (x) )
 
 /* ----------------------------------------------------------------------
  * Grid structures: