ports-gcc fix for: 
error: macro "min" passed 3 arguments, but takes just 2
From:
https://github.com/nonakap/xnp2/issues/6

Index: x11/compiler.h
--- x11/compiler.h.orig
+++ x11/compiler.h
@@ -117,12 +117,14 @@ typedef	gboolean	BOOL;
 #define	MAX_PATH	MAXPATHLEN
 #endif
 
+#ifndef __cplusplus
 #ifndef	max
 #define	max(a,b)	(((a) > (b)) ? (a) : (b))
 #endif
 #ifndef	min
 #define	min(a,b)	(((a) < (b)) ? (a) : (b))
 #endif
+#endif /* __cplusplus */
 
 #ifndef	ZeroMemory
 #define	ZeroMemory(d,n)		memset((d), 0, (n))