nua_session.c: fixed typo in sdp answer generation code.

darcs-hash:20061031195236-65a35-cd3fa419fcd8bd1ed90d1e50c54651b30b16015b.gz

libsofia-sip-ua/nua/nua_session.c

@@ -1759,7 +1759,7 @@ int respond_to_invite(nua_server_request_t *sr, tagi_t const *tags)
 	soa_activate(nh->nh_soa, NULL);
 	/* signal that O/A answer sent (answer to invite) */
       }
-      else (if status >= 200) {
+      else if (status >= 200) {
 	int wcode;
 	char const *text;
 	char const *host = "invalid.";