-static int me_realhost(struct Client *, struct Client *, int, const char **);
-static int ms_chghost(struct Client *, struct Client *, int, const char **);
-static int me_chghost(struct Client *, struct Client *, int, const char **);
-static int mo_chghost(struct Client *, struct Client *, int, const char **);
+static const char chghost_desc[] = "Provides commands used to change and retrieve client hostnames";
+
+static void me_realhost(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void ms_chghost(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void me_chghost(struct MsgBuf *, struct Client *, struct Client *, int, const char **);
+static void mo_chghost(struct MsgBuf *, struct Client *, struct Client *, int, const char **);