Index: Headers/ProjectCenter/PCLogController.h
===================================================================
--- Headers/ProjectCenter/PCLogController.h	(revision 29983)
+++ Headers/ProjectCenter/PCLogController.h	(working copy)
@@ -25,6 +25,11 @@
 
 #import <AppKit/AppKit.h>
 
+//ERROR is defined in wingdi.h
+#ifdef __MINGW32__
+# undef ERROR
+#endif /*__MINGW32__*/
+
 #define INFO	0
 #define STATUS	1
 #define WARNING	2