Index: test/pingtest.c
--- test/pingtest.c.orig
+++ test/pingtest.c
@@ -35,6 +35,8 @@ int slirp_inet_aton(const char *cp, struct in_addr *ia
 }
 #define inet_aton slirp_inet_aton
 #else
+#include <sys/socket.h>
+#include <arpa/inet.h>
 #include <poll.h>
 #endif