Anonymous avatar Anonymous committed dc77afa

use png_sig_cmp to support libpng 1.4, old is deprecated already in older version

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Files changed (1)

 	return NULL;
   }
 
-	if (!png_check_sig (sig, 8)) { /* bad signature */
+	if (png_sig_cmp(sig, 0, 8) != 0) { /* bad signature */
     	return NULL;		/* bad signature */
 	}
 
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