1 files changed, 3 insertions, 0 deletions
diff --git a/util.h b/util.h
index ef01001..264423b 100644
--- a/util.h
+++ b/util.h
@@ -32,6 +32,9 @@
 #ifndef ETH_MIN_MTU
 #define ETH_MIN_MTU			68
 #endif
+#ifndef IP_MAX_MTU
+#define IP_MAX_MTU			USHRT_MAX
+#endif
 
 #ifndef MIN
 #define MIN(x, y)		(((x) < (y)) ? (x) : (y))