--- asterisk-1.4.23/channels/chan_sip.c	2009-01-13 19:34:14.000000000 +0100
+++ asterisk-1.4.23-patched/channels/chan_sip.c	2009-01-26 11:43:28.000000000 +0100
@@ -1264,7 +1264,7 @@
 static int transmit_response_with_unsupported(struct sip_pvt *p, const char *msg, const struct sip_request *req, const char *unsupported);
 static int transmit_response_with_auth(struct sip_pvt *p, const char *msg, const struct sip_request *req, const char *rand, enum xmittype reliable, const char *header, int stale);
 static int transmit_response_with_allow(struct sip_pvt *p, const char *msg, const struct sip_request *req, enum xmittype reliable);
-static void transmit_fake_auth_response(struct sip_pvt *p, struct sip_request *req, int reliable);
+static void transmit_fake_auth_response(struct sip_pvt *p, struct sip_request *req, enum xmittype reliable);
 static int transmit_request(struct sip_pvt *p, int sipmethod, int inc, enum xmittype reliable, int newbranch);
 static int transmit_request_with_auth(struct sip_pvt *p, int sipmethod, int seqno, enum xmittype reliable, int newbranch);
 static int transmit_invite(struct sip_pvt *p, int sipmethod, int sdp, int init);
@@ -8774,7 +8798,7 @@
 /*! \brief Send a fake 401 Unauthorized response when the administrator
   wants to hide the names of local users/peers from fishers
  */
-static void transmit_fake_auth_response(struct sip_pvt *p, struct sip_request *req, int reliable)
+static void transmit_fake_auth_response(struct sip_pvt *p, struct sip_request *req, enum xmittype reliable)
 {
 	ast_string_field_build(p, randdata, "%08lx", ast_random());	/* Create nonce for challenge */
 	transmit_response_with_auth(p, "401 Unauthorized", req, p->randdata, reliable, "WWW-Authenticate", 0);
@@ -8931,7 +8955,7 @@
 		case AUTH_PEER_NOT_DYNAMIC:
 		case AUTH_ACL_FAILED:
 			if (global_alwaysauthreject) {
-				transmit_fake_auth_response(p, &p->initreq, 1);
+				transmit_fake_auth_response(p, &p->initreq, XMIT_UNRELIABLE);
 			} else {
 				/* URI not found */
 				if (res == AUTH_PEER_NOT_DYNAMIC)
@@ -14417,7 +14450,7 @@
 		if (res < 0) { /* Something failed in authentication */
 			if (res == AUTH_FAKE_AUTH) {
 				ast_log(LOG_NOTICE, "Sending fake auth rejection for user %s\n", get_header(req, "From"));
-				transmit_fake_auth_response(p, req, 1);
+				transmit_fake_auth_response(p, req, XMIT_RELIABLE);
 			} else {
   				ast_log(LOG_NOTICE, "Failed to authenticate user %s\n", get_header(req, "From"));
 				transmit_response_reliable(p, "403 Forbidden", req);
@@ -15454,7 +15487,7 @@
 	if (res < 0) {
 		if (res == AUTH_FAKE_AUTH) {
 			ast_log(LOG_NOTICE, "Sending fake auth rejection for user %s\n", get_header(req, "From"));
-			transmit_fake_auth_response(p, req, 1);
+			transmit_fake_auth_response(p, req, XMIT_UNRELIABLE);
 		} else {
 			ast_log(LOG_NOTICE, "Failed to authenticate user %s for SUBSCRIBE\n", get_header(req, "From"));
 			transmit_response_reliable(p, "403 Forbidden", req);