Index: trunk/lib/psocksxx/sockstreambuf.h
===================================================================
--- trunk.orig/lib/psocksxx/sockstreambuf.h
+++ trunk/lib/psocksxx/sockstreambuf.h
@@ -25,6 +25,11 @@
 
 #include <streambuf>
 #include <sys/socket.h>
+
+#if defined(__GNU__) || defined(__gnu_hurd__)
+#include <hurd/socket.h>
+#endif
+
 #include <netinet/in.h>
 #include <unistd.h>