Merge pull request #7 from hannesm/fix

fix compilation on POSIX-like systems by include <netinet/in.h> (where IPPROTO_UDP is defined)

Author: haesbaert

lib/rawlink_stubs.c

@@ -35,6 +35,8 @@
 #include <net/bpf.h>
 #endif	/* USE_BPF */
 
+#include <netinet/in.h>
+
 #include <net/if.h>
 
 #include <arpa/inet.h>