source/xap/windowmaker/windowmaker.png.1.4.0.diff


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--- ./wrlib/load.c.orig	2008-04-30 15:45:26.000000000 -0500
+++ ./wrlib/load.c	2010-02-11 15:39:38.000000000 -0600
@@ -348,7 +348,7 @@
 
 #ifdef USE_PNG
     /* check for PNG */
-    if (png_check_sig(buffer, 8))
+    if (!png_sig_cmp(buffer, 0, 8))
         return IM_PNG;
 #endif