Index: uspace/lib/c/include/inet/addr.h
===================================================================
--- uspace/lib/c/include/inet/addr.h	(revision e948fde266f4f69dd0caf033d76df02d962da8f2)
+++ uspace/lib/c/include/inet/addr.h	(revision b5851913939728ba0da2fbead7b0e5c5c48257cd)
@@ -39,4 +39,5 @@
 #include <net/in.h>
 #include <net/in6.h>
+#include <net/socket.h>
 
 typedef uint32_t addr32_t;
@@ -135,4 +136,6 @@
 
 extern ip_ver_t ipver_from_af(int af);
+extern int inet_addr_sockaddr(const inet_addr_t *, uint16_t, sockaddr_t **,
+    socklen_t *);
 
 #endif