8fc8c50cb3d8996e586fa3a178c086a7e0c51f0f
braney
  Thu Jun 17 10:56:26 2010 -0700
fix bug in 32-bit land where 0 was being used as MG_WHITE
diff --git src/lib/memgfx.c src/lib/memgfx.c
index fbca7d9..6179708 100644
--- src/lib/memgfx.c
+++ src/lib/memgfx.c
@@ -248,7 +248,7 @@
 int i;
 for (i=0; i<width; ++i)
     {
-    if ((c = s[i]) != 0)
+    if ((c = s[i]) != MG_WHITE)
         d[i] = c;
     }
 }