- (dtucker) [packet.c canohost.c] Include arpa/inet.h for htonl macros on
   some platforms (eg HP-UX 11.00).  From santhi.amirta at gmail com.
diff --git a/canohost.c b/canohost.c
index dd3972e..2345cc3 100644
--- a/canohost.c
+++ b/canohost.c
@@ -18,6 +18,7 @@
 #include <sys/socket.h>
 
 #include <netinet/in.h>
+#include <arpa/inet.h>
 
 #include <ctype.h>
 #include <errno.h>