Index: uspace/lib/c/include/inet/addr.h
===================================================================
--- uspace/lib/c/include/inet/addr.h	(revision a17356fd13769fdbaa2f4df26127bb541d940247)
+++ uspace/lib/c/include/inet/addr.h	(revision f8d3df3951c522fe355a97b437810ca6a358f4d3)
@@ -89,4 +89,5 @@
 extern int inet_addr_family(const char *, uint16_t *);
 extern void inet_naddr_addr(const inet_naddr_t *, inet_addr_t *);
+extern void inet_addr_naddr(const inet_addr_t *, uint8_t, inet_naddr_t *);
 
 extern void inet_addr_any(inet_addr_t *);