--- tcpip.cc.orig	Fri Jan 21 01:04:16 2011
+++ tcpip.cc	Wed Feb  2 13:12:14 2011
@@ -120,6 +120,8 @@
 #endif /* NETINET_IF_ETHER_H */
 #endif /* HAVE_NETINET_IF_ETHER_H */
 
+#include "sctp.h"
+
 extern NmapOps o;
 
 #ifdef WIN32
