Mac OS X: define MAX macro if not already defined.

diff --git a/src/guestfs.c b/src/guestfs.c
index 01e37cf..a00e8db 100644 (file)
--- a/src/guestfs.c
+++ b/src/guestfs.c
@@ -96,6 +96,10 @@ static int qemu_supports (guestfs_h *g, const char *option);
 
 #define UNIX_PATH_MAX 108
 
+#ifndef MAX
+#define MAX(a,b) ((a)>(b)?(a):(b))
+#endif
+
 /* Also in guestfsd.c */
 #define GUESTFWD_ADDR "10.0.2.4"
 #define GUESTFWD_PORT "6666"