Use glibc_likely instead __builtin_expect.

39 files changed, 212 insertions, 212 deletions

diff --git a/nis/nis_call.c b/nis/nis_call.c
index c437732..df926a3 100644
--- a/nis/nis_call.c
+++ b/nis/nis_call.c
@@ -797,7 +797,7 @@ __prepare_niscall (const_nis_name name, directory_obj **dirp,
 		   dir_binding *bptrp, unsigned int flags)
 {
   nis_error retcode = __nisfind_server (name, 1, dirp, bptrp, flags);
-  if (__builtin_expect (retcode != NIS_SUCCESS, 0))
+  if (__glibc_unlikely (retcode != NIS_SUCCESS))
     return retcode;
 
   do
diff --git a/nis/nis_callback.c b/nis/nis_callback.c
index 958c49f..e352733 100644
--- a/nis/nis_callback.c
+++ b/nis/nis_callback.c
@@ -271,18 +271,18 @@ __nis_create_callback (int (*callback) (const_nis_name, const nis_object *,
 
   cb = (struct nis_cb *) calloc (1,
 				 sizeof (struct nis_cb) + sizeof (nis_server));
-  if (__builtin_expect (cb == NULL, 0))
+  if (__glibc_unlikely (cb == NULL))
     goto failed;
   cb->serv = (nis_server *) (cb + 1);
   cb->serv->name = strdup (nis_local_principal ());
-  if (__builtin_expect (cb->serv->name == NULL, 0))
+  if (__glibc_unlikely (cb->serv->name == NULL))
     goto failed;
   cb->serv->ep.ep_val = (endpoint *) calloc (2, sizeof (endpoint));
-  if (__builtin_expect (cb->serv->ep.ep_val == NULL, 0))
+  if (__glibc_unlikely (cb->serv->ep.ep_val == NULL))
     goto failed;
   cb->serv->ep.ep_len = 1;
   cb->serv->ep.ep_val[0].family = strdup ("inet");
-  if (__builtin_expect (cb->serv->ep.ep_val[0].family == NULL, 0))
+  if (__glibc_unlikely (cb->serv->ep.ep_val[0].family == NULL))
     goto failed;
   cb->callback = callback;
   cb->userdata = userdata;
@@ -314,7 +314,7 @@ __nis_create_callback (int (*callback) (const_nis_name, const nis_object *,
     }
 
   cb->serv->ep.ep_val[0].proto = strdup ((flags & USE_DGRAM) ? "udp" : "tcp");
-  if (__builtin_expect (cb->serv->ep.ep_val[0].proto == NULL, 0))
+  if (__glibc_unlikely (cb->serv->ep.ep_val[0].proto == NULL))
     goto failed;
   cb->xprt = ((flags & USE_DGRAM)
 	      ? svcudp_bufcreate (sock, 100, 8192)
diff --git a/nis/nis_creategroup.c b/nis/nis_creategroup.c
index a916734..dd7f317 100644
--- a/nis/nis_creategroup.c
+++ b/nis/nis_creategroup.c
@@ -46,7 +46,7 @@ nis_creategroup (const_nis_name group, unsigned int flags)
 	return NIS_BADNAME;
 
       obj = calloc (1, sizeof (nis_object));
-      if (__builtin_expect (obj == NULL, 0))
+      if (__glibc_unlikely (obj == NULL))
 	return NIS_NOMEMORY;
 
       obj->zo_oid.ctime = obj->zo_oid.mtime = time (NULL);
diff --git a/nis/nis_domain_of_r.c b/nis/nis_domain_of_r.c
index 52af9cc..5216f49 100644
--- a/nis/nis_domain_of_r.c
+++ b/nis/nis_domain_of_r.c
@@ -50,7 +50,7 @@ nis_domain_of_r (const_nis_name name, char *buffer, size_t buflen)
       return strcpy (buffer, ".");
     }
 
-  if (__builtin_expect (cptr_len >= buflen, 0))
+  if (__glibc_unlikely (cptr_len >= buflen))
     {
       __set_errno (ERANGE);
       return NULL;
diff --git a/nis/nis_findserv.c b/nis/nis_findserv.c
index b566425..8adad82 100644
--- a/nis/nis_findserv.c
+++ b/nis/nis_findserv.c
@@ -89,7 +89,7 @@ __nis_findfastest_with_timeout (dir_binding *bind,
   pings = malloc (sizeof (struct findserv_req) * pings_max);
   xid_seed = (u_int32_t) (time (NULL) ^ getpid ());
 
-  if (__builtin_expect (pings == NULL, 0))
+  if (__glibc_unlikely (pings == NULL))
     return -1;
 
   memset (&sin, '\0', sizeof (sin));
@@ -118,7 +118,7 @@ __nis_findfastest_with_timeout (dir_binding *bind,
 		pings_max += 10;
 		new_pings = realloc (pings, sizeof (struct findserv_req) *
 				     pings_max);
-		if (__builtin_expect (new_pings == NULL, 0))
+		if (__glibc_unlikely (new_pings == NULL))
 		  {
 		    free (pings);
 		    return -1;
diff --git a/nis/nis_getservlist.c b/nis/nis_getservlist.c
index ac9278e..f180bad 100644
--- a/nis/nis_getservlist.c
+++ b/nis/nis_getservlist.c
@@ -38,7 +38,7 @@ nis_getservlist (const_nis_name dir)
       serv =
 	malloc (sizeof (nis_server *) *
 		(NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_len + 1));
-      if (__builtin_expect (serv == NULL, 0))
+      if (__glibc_unlikely (serv == NULL))
 	{
 	  nis_freeresult (res);
 	  return NULL;
@@ -50,7 +50,7 @@ nis_getservlist (const_nis_name dir)
 	  server =
 	    &NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_val[i];
 	  serv[i] = calloc (1, sizeof (nis_server));
-	  if (__builtin_expect (serv[i] == NULL, 0))
+	  if (__glibc_unlikely (serv[i] == NULL))
 	    {
 	    free_all:
 	      while (i-- > 0)
@@ -81,7 +81,7 @@ nis_getservlist (const_nis_name dir)
 	  if (server->name != NULL)
 	    {
 	      serv[i]->name = strdup (server->name);
-	      if (__builtin_expect (serv[i]->name == NULL, 0))
+	      if (__glibc_unlikely (serv[i]->name == NULL))
 		{
 		  ++i;
 		  goto free_all;
@@ -95,7 +95,7 @@ nis_getservlist (const_nis_name dir)
 
               serv[i]->ep.ep_val =
 		malloc (server->ep.ep_len * sizeof (endpoint));
-	      if (__builtin_expect (serv[i]->ep.ep_val == NULL, 0))
+	      if (__glibc_unlikely (serv[i]->ep.ep_val == NULL))
 		{
 		  ++i;
 		  goto free_all;
@@ -126,7 +126,7 @@ nis_getservlist (const_nis_name dir)
           if (server->pkey.n_len > 0)
             {
               serv[i]->pkey.n_bytes = malloc (server->pkey.n_len);
-              if (__builtin_expect (serv[i]->pkey.n_bytes == NULL, 0))
+              if (__glibc_unlikely (serv[i]->pkey.n_bytes == NULL))
 		{
 		  ++i;
 		  goto free_all;
@@ -140,7 +140,7 @@ nis_getservlist (const_nis_name dir)
   else
     {
       serv = malloc (sizeof (nis_server *));
-      if (__builtin_expect (serv != NULL, 0))
+      if (__glibc_unlikely (serv != NULL))
 	serv[0] = NULL;
     }
 
diff --git a/nis/nis_lookup.c b/nis/nis_lookup.c
index a41f121..b9096c9 100644
--- a/nis/nis_lookup.c
+++ b/nis/nis_lookup.c
@@ -63,7 +63,7 @@ nis_lookup (const_nis_name name, const unsigned int flags)
       req.ns_object.ns_object_val = NULL;
 
       status = __prepare_niscall (req.ns_name, &dir, &bptr, flags);
-      if (__builtin_expect (status != NIS_SUCCESS, 0))
+      if (__glibc_unlikely (status != NIS_SUCCESS))
 	{
 	  NIS_RES_STATUS (res) = status;
 	  goto out;
@@ -147,7 +147,7 @@ nis_lookup (const_nis_name name, const unsigned int flags)
 			  dir = NULL;
 			  status = __prepare_niscall (req.ns_name, &dir,
 						      &bptr, flags);
-			  if (__builtin_expect (status != NIS_SUCCESS, 0))
+			  if (__glibc_unlikely (status != NIS_SUCCESS))
 			    {
 			      NIS_RES_STATUS (res) = status;
 			      goto out;
diff --git a/nis/nis_subr.c b/nis/nis_subr.c
index 4a4580a..8f6f1d7 100644
--- a/nis/nis_subr.c
+++ b/nis/nis_subr.c
@@ -38,7 +38,7 @@ nis_leaf_of_r (const_nis_name name, char *buffer, size_t buflen)
   while (name[i] != '.' && name[i] != '\0')
     i++;
 
-  if (__builtin_expect (i >= buflen, 0))
+  if (__glibc_unlikely (i >= buflen))
     {
       __set_errno (ERANGE);
       return NULL;
@@ -118,7 +118,7 @@ nis_getnames (const_nis_name name)
 
   int count = 2;
   nis_name *getnames = malloc ((count + 1) * sizeof (char *));
-  if (__builtin_expect (getnames == NULL, 0))
+  if (__glibc_unlikely (getnames == NULL))
       return NULL;
 
   /* Do we have a fully qualified NIS+ name ? If yes, give it back */
@@ -200,12 +200,12 @@ nis_getnames (const_nis_name name)
 		  count += 5;
 		  nis_name *newp = realloc (getnames,
 					    (count + 1) * sizeof (char *));
-		  if (__builtin_expect (newp == NULL, 0))
+		  if (__glibc_unlikely (newp == NULL))
 		    goto free_null;
 		  getnames = newp;
 		}
 	      tmp = malloc (strlen (cptr) + local_domain_len + name_len + 2);
-	      if (__builtin_expect (tmp == NULL, 0))
+	      if (__glibc_unlikely (tmp == NULL))
 		goto free_null;
 
 	      getnames[pos] = tmp;
@@ -235,7 +235,7 @@ nis_getnames (const_nis_name name)
 	      char *p;
 
 	      tmp = malloc (cplen + local_domain_len + name_len + 2);
-	      if (__builtin_expect (tmp == NULL, 0))
+	      if (__glibc_unlikely (tmp == NULL))
 		goto free_null;
 
 	      p = __stpcpy (tmp, name);
@@ -251,7 +251,7 @@ nis_getnames (const_nis_name name)
 	      char *p;
 
 	      tmp = malloc (cplen + name_len + 3);
-	      if (__builtin_expect (tmp == NULL, 0))
+	      if (__glibc_unlikely (tmp == NULL))
 		goto free_null;
 
 	      p = __mempcpy (tmp, name, name_len);
@@ -267,7 +267,7 @@ nis_getnames (const_nis_name name)
 	      count += 5;
 	      nis_name *newp = realloc (getnames,
 					(count + 1) * sizeof (char *));
-	      if (__builtin_expect (newp == NULL, 0))
+	      if (__glibc_unlikely (newp == NULL))
 		goto free_null;
 	      getnames = newp;
 	    }
diff --git a/nis/nis_table.c b/nis/nis_table.c
index 9344a1f..bb74873 100644
--- a/nis/nis_table.c
+++ b/nis/nis_table.c
@@ -92,7 +92,7 @@ __create_ib_request (const_nis_name name, unsigned int flags)
       if (cptr != NULL)
 	*cptr++ = '\0';
 
-      if (__builtin_expect (val == NULL, 0))
+      if (__glibc_unlikely (val == NULL))
 	{
 	  nis_free_request (ibreq);
 	  return NULL;
@@ -282,7 +282,7 @@ nis_list (const_nis_name name, unsigned int flags,
 	}
 
       while (__nisbind_connect (&bptr) != NIS_SUCCESS)
-	if (__builtin_expect (__nisbind_next (&bptr) != NIS_SUCCESS, 0))
+	if (__glibc_unlikely (__nisbind_next (&bptr) != NIS_SUCCESS))
 	  {
 	    NIS_RES_STATUS (res) = NIS_NAMEUNREACHABLE;
 	    goto fail;
@@ -302,7 +302,7 @@ nis_list (const_nis_name name, unsigned int flags,
 			       (xdrproc_t) _xdr_nis_result,
 			       (caddr_t) res, RPCTIMEOUT);
 
-      if (__builtin_expect (clnt_status != RPC_SUCCESS, 0))
+      if (__glibc_unlikely (clnt_status != RPC_SUCCESS))
 	NIS_RES_STATUS (res) = NIS_RPCERROR;
       else
 	switch (NIS_RES_STATUS (res))
@@ -316,7 +316,7 @@ nis_list (const_nis_name name, unsigned int flags,
 		free (ibreq->ibr_name);
 		ibreq->ibr_name = NULL;
 		/* If we hit the link limit, bail.  */
-		if (__builtin_expect (count_links > NIS_MAXLINKS, 0))
+		if (__glibc_unlikely (count_links > NIS_MAXLINKS))
 		  {
 		    NIS_RES_STATUS (res) = NIS_LINKNAMEERROR;
 		    ++done;
@@ -491,7 +491,7 @@ nis_list (const_nis_name name, unsigned int flags,
 		/* Try the next domainname if we don't follow a link.  */
 		free (ibreq->ibr_name);
 		ibreq->ibr_name = NULL;
-		if (__builtin_expect (count_links, 0))
+		if (__glibc_unlikely (count_links))
 		  {
 		    NIS_RES_STATUS (res) = NIS_LINKNAMEERROR;
 		    ++done;
@@ -597,7 +597,7 @@ nis_add_entry (const_nis_name name, const nis_object *obj2, unsigned int flags)
 				   (caddr_t) ibreq,
 				   (xdrproc_t) _xdr_nis_result,
 				   (caddr_t) res, 0, NULL);
-  if (__builtin_expect (status != NIS_SUCCESS, 0))
+  if (__glibc_unlikely (status != NIS_SUCCESS))
     NIS_RES_STATUS (res) = status;
 
   nis_free_request (ibreq);
@@ -654,7 +654,7 @@ nis_modify_entry (const_nis_name name, const nis_object *obj2,
 			 (xdrproc_t) _xdr_ib_request,
 			 (caddr_t) ibreq, (xdrproc_t) _xdr_nis_result,
 			 (caddr_t) res, 0, NULL);
-  if (__builtin_expect (status != NIS_SUCCESS, 0))
+  if (__glibc_unlikely (status != NIS_SUCCESS))
     NIS_RES_STATUS (res) = status;
 
   nis_free_request (ibreq);
@@ -739,7 +739,7 @@ nis_first_entry (const_nis_name name)
 			 (caddr_t) ibreq, (xdrproc_t) _xdr_nis_result,
 			 (caddr_t) res, 0, NULL);
 
-  if (__builtin_expect (status != NIS_SUCCESS, 0))
+  if (__glibc_unlikely (status != NIS_SUCCESS))
     NIS_RES_STATUS (res) = status;
 
   nis_free_request (ibreq);
@@ -782,7 +782,7 @@ nis_next_entry (const_nis_name name, const netobj *cookie)
 			 (caddr_t) ibreq, (xdrproc_t) _xdr_nis_result,
 			 (caddr_t) res, 0, NULL);
 
-  if (__builtin_expect (status != NIS_SUCCESS, 0))
+  if (__glibc_unlikely (status != NIS_SUCCESS))
     NIS_RES_STATUS (res) = status;
 
   if (cookie != NULL)
diff --git a/nis/nis_xdr.c b/nis/nis_xdr.c
index d7ca819..c391d9c 100644
--- a/nis/nis_xdr.c
+++ b/nis/nis_xdr.c
@@ -75,7 +75,7 @@ xdr_endpoint (XDR *xdrs, endpoint *objp)
   if (__builtin_expect (res, TRUE))
     {
       res = xdr_string (xdrs, &objp->family, ~0);
-      if (__builtin_expect (res, 1))
+      if (__glibc_likely (res))
 	res = xdr_string (xdrs, &objp->proto, ~0);
     }
   return res;
diff --git a/nis/nss_compat/compat-grp.c b/nis/nss_compat/compat-grp.c
index 2d57461..78e14d6 100644
--- a/nis/nss_compat/compat-grp.c
+++ b/nis/nss_compat/compat-grp.c
@@ -288,7 +288,7 @@ getgrent_next_file (struct group *result, ent_t *ent,
       do
 	{
 	  /* We need at least 3 characters for one line.  */
-	  if (__builtin_expect (buflen < 3, 0))
+	  if (__glibc_unlikely (buflen < 3))
 	    {
 	    erange:
 	      *errnop = ERANGE;
@@ -321,7 +321,7 @@ getgrent_next_file (struct group *result, ent_t *ent,
 	     !(parse_res = _nss_files_parse_grent (p, result, data, buflen,
 						   errnop)));
 
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	/* The parser ran out of space.  */
 	goto erange_reset;
 
@@ -421,7 +421,7 @@ internal_getgrnam_r (const char *name, struct group *result, ent_t *ent,
       do
 	{
 	  /* We need at least 3 characters for one line.  */
-	  if (__builtin_expect (buflen < 3, 0))
+	  if (__glibc_unlikely (buflen < 3))
 	    {
 	    erange:
 	      *errnop = ERANGE;
@@ -454,7 +454,7 @@ internal_getgrnam_r (const char *name, struct group *result, ent_t *ent,
 	     !(parse_res = _nss_files_parse_grent (p, result, data, buflen,
 						   errnop)));
 
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	/* The parser ran out of space.  */
 	goto erange_reset;
 
@@ -552,7 +552,7 @@ internal_getgrgid_r (gid_t gid, struct group *result, ent_t *ent,
       do
 	{
 	  /* We need at least 3 characters for one line.  */
-	  if (__builtin_expect (buflen < 3, 0))
+	  if (__glibc_unlikely (buflen < 3))
 	    {
 	    erange:
 	      *errnop = ERANGE;
@@ -585,7 +585,7 @@ internal_getgrgid_r (gid_t gid, struct group *result, ent_t *ent,
 	     !(parse_res = _nss_files_parse_grent (p, result, data, buflen,
 						   errnop)));
 
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	/* The parser ran out of space.  */
 	goto erange_reset;
 
diff --git a/nis/nss_compat/compat-initgroups.c b/nis/nss_compat/compat-initgroups.c
index fa15238..c5ba606 100644
--- a/nis/nss_compat/compat-initgroups.c
+++ b/nis/nss_compat/compat-initgroups.c
@@ -214,7 +214,7 @@ add_group (long int *start, long int *size, gid_t **groupsp, long int limit,
   gid_t *groups = *groupsp;
 
   /* Matches user.  Insert this group.  */
-  if (__builtin_expect (*start == *size, 0))
+  if (__glibc_unlikely (*start == *size))
     {
       /* Need a bigger buffer.  */
       gid_t *newgroups;
@@ -420,7 +420,7 @@ internal_getgrent_r (ent_t *ent, char *buffer, size_t buflen, const char *user,
       do
 	{
 	  /* We need at least 3 characters for one line.  */
-	  if (__builtin_expect (buflen < 3, 0))
+	  if (__glibc_unlikely (buflen < 3))
 	    {
 	    erange:
 	      *errnop = ERANGE;
@@ -453,7 +453,7 @@ internal_getgrent_r (ent_t *ent, char *buffer, size_t buflen, const char *user,
 	     !(parse_res = _nss_files_parse_grent (p, &grpbuf, data, buflen,
 						   errnop)));
 
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	/* The parser ran out of space.  */
 	goto erange_reset;
 
diff --git a/nis/nss_compat/compat-pwd.c b/nis/nss_compat/compat-pwd.c
index 021fb18..127673c 100644
--- a/nis/nss_compat/compat-pwd.c
+++ b/nis/nss_compat/compat-pwd.c
@@ -528,7 +528,7 @@ getpwent_next_file (struct passwd *result, ent_t *ent,
       do
 	{
 	  /* We need at least 3 characters for one line.  */
-	  if (__builtin_expect (buflen < 3, 0))
+	  if (__glibc_unlikely (buflen < 3))
 	    {
 	    erange:
 	      *errnop = ERANGE;
@@ -561,7 +561,7 @@ getpwent_next_file (struct passwd *result, ent_t *ent,
 	     !(parse_res = _nss_files_parse_pwent (p, result, data, buflen,
 						   errnop)));
 
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	/* The parser ran out of space.  */
 	goto erange_reset;
 
@@ -727,7 +727,7 @@ internal_getpwnam_r (const char *name, struct passwd *result, ent_t *ent,
       do
 	{
 	  /* We need at least 3 characters for one line.  */
-	  if (__builtin_expect (buflen < 3, 0))
+	  if (__glibc_unlikely (buflen < 3))
 	    {
 	    erange:
 	      *errnop = ERANGE;
@@ -761,7 +761,7 @@ internal_getpwnam_r (const char *name, struct passwd *result, ent_t *ent,
 	     !(parse_res = _nss_files_parse_pwent (p, result, data, buflen,
 						   errnop)));
 
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	/* The parser ran out of space.  */
 	goto erange_reset;
 
@@ -934,7 +934,7 @@ internal_getpwuid_r (uid_t uid, struct passwd *result, ent_t *ent,
       do
 	{
 	  /* We need at least 3 characters for one line.  */
-	  if (__builtin_expect (buflen < 3, 0))
+	  if (__glibc_unlikely (buflen < 3))
 	    {
 	    erange:
 	      *errnop = ERANGE;
@@ -967,7 +967,7 @@ internal_getpwuid_r (uid_t uid, struct passwd *result, ent_t *ent,
 	     !(parse_res = _nss_files_parse_pwent (p, result, data, buflen,
 						   errnop)));
 
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	/* The parser ran out of space.  */
 	goto erange_reset;
 
diff --git a/nis/nss_compat/compat-spwd.c b/nis/nss_compat/compat-spwd.c
index 1c2ec3d..4890ce6 100644
--- a/nis/nss_compat/compat-spwd.c
+++ b/nis/nss_compat/compat-spwd.c
@@ -485,7 +485,7 @@ getspent_next_file (struct spwd *result, ent_t *ent,
       do
 	{
 	  /* We need at least 3 characters for one line.  */
-	  if (__builtin_expect (buflen < 3, 0))
+	  if (__glibc_unlikely (buflen < 3))
 	    {
 	    erange:
 	      *errnop = ERANGE;
@@ -515,7 +515,7 @@ getspent_next_file (struct spwd *result, ent_t *ent,
 	     || !(parse_res = _nss_files_parse_spent (p, result, data,
 						      buflen, errnop)));
 
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	/* The parser ran out of space.  */
 	goto erange_reset;
 
@@ -685,7 +685,7 @@ internal_getspnam_r (const char *name, struct spwd *result, ent_t *ent,
       do
 	{
 	  /* We need at least 3 characters for one line.  */
-	  if (__builtin_expect (buflen < 3, 0))
+	  if (__glibc_unlikely (buflen < 3))
 	    {
 	    erange:
 	      *errnop = ERANGE;
@@ -718,7 +718,7 @@ internal_getspnam_r (const char *name, struct spwd *result, ent_t *ent,
 	     !(parse_res = _nss_files_parse_spent (p, result, data, buflen,
 						   errnop)));
 
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	/* The parser ran out of space.  */
 	goto erange_reset;
 
diff --git a/nis/nss_nis/nis-alias.c b/nis/nss_nis/nis-alias.c
index 2f708c1..995e610 100644
--- a/nis/nss_nis/nis-alias.c
+++ b/nis/nss_nis/nis-alias.c
@@ -125,7 +125,7 @@ internal_nis_getaliasent_r (struct aliasent *alias, char *buffer,
 {
   char *domain;
 
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   alias->alias_local = 0;
@@ -147,7 +147,7 @@ internal_nis_getaliasent_r (struct aliasent *alias, char *buffer,
 	yperr = yp_next (domain, "mail.aliases", oldkey, oldkeylen, &outkey,
 			 &keylen, &result, &len);
 
-      if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+      if (__glibc_unlikely (yperr != YPERR_SUCCESS))
 	{
 	  enum nss_status retval = yperr2nss (yperr);
 
@@ -156,7 +156,7 @@ internal_nis_getaliasent_r (struct aliasent *alias, char *buffer,
 	  return retval;
 	}
 
-      if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+      if (__glibc_unlikely ((size_t) (len + 1) > buflen))
 	{
 	  free (result);
 	  *errnop = ERANGE;
@@ -170,7 +170,7 @@ internal_nis_getaliasent_r (struct aliasent *alias, char *buffer,
 
       parse_res = _nss_nis_parse_aliasent (outkey, p, alias, buffer,
 					   buflen, errnop);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	{
 	  free (outkey);
 	  *errnop = ERANGE;
@@ -213,7 +213,7 @@ _nss_nis_getaliasbyname_r (const char *name, struct aliasent *alias,
     }
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   size_t namlen = strlen (name);
@@ -244,7 +244,7 @@ _nss_nis_getaliasbyname_r (const char *name, struct aliasent *alias,
   if (!use_alloca)
     free (name2);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -253,7 +253,7 @@ _nss_nis_getaliasbyname_r (const char *name, struct aliasent *alias,
       return retval;
     }
 
-  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -269,7 +269,7 @@ _nss_nis_getaliasbyname_r (const char *name, struct aliasent *alias,
   alias->alias_local = 0;
   int parse_res = _nss_nis_parse_aliasent (name, p, alias, buffer, buflen,
 					   errnop);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
diff --git a/nis/nss_nis/nis-ethers.c b/nis/nss_nis/nis-ethers.c
index a803c27..59190cf 100644
--- a/nis/nss_nis/nis-ethers.c
+++ b/nis/nss_nis/nis-ethers.c
@@ -188,7 +188,7 @@ _nss_nis_gethostton_r (const char *name, struct etherent *eth,
     }
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   char *result;
@@ -196,7 +196,7 @@ _nss_nis_gethostton_r (const char *name, struct etherent *eth,
   int yperr = yp_match (domain, "ethers.byname", name, strlen (name), &result,
 			&len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -205,7 +205,7 @@ _nss_nis_gethostton_r (const char *name, struct etherent *eth,
       return retval;
     }
 
-  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -220,7 +220,7 @@ _nss_nis_gethostton_r (const char *name, struct etherent *eth,
 
   int parse_res = _nss_files_parse_etherent (p, eth, (void *) buffer, buflen,
 					     errnop);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
@@ -241,7 +241,7 @@ _nss_nis_getntohost_r (const struct ether_addr *addr, struct etherent *eth,
     }
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   char buf[33];
@@ -257,7 +257,7 @@ _nss_nis_getntohost_r (const struct ether_addr *addr, struct etherent *eth,
   int len;
   int yperr = yp_match (domain, "ethers.byaddr", buf, nlen, &result, &len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -266,7 +266,7 @@ _nss_nis_getntohost_r (const struct ether_addr *addr, struct etherent *eth,
       return retval;
     }
 
-  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -281,7 +281,7 @@ _nss_nis_getntohost_r (const struct ether_addr *addr, struct etherent *eth,
 
   int parse_res = _nss_files_parse_etherent (p, eth, (void *) buffer, buflen,
 					     errnop);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
diff --git a/nis/nss_nis/nis-grp.c b/nis/nss_nis/nis-grp.c
index 5336807..20211de 100644
--- a/nis/nss_nis/nis-grp.c
+++ b/nis/nss_nis/nis-grp.c
@@ -85,7 +85,7 @@ internal_nis_setgrent (void)
 {
   /* We have to read all the data now.  */
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   struct ypall_callback ypcb;
@@ -152,7 +152,7 @@ internal_nis_getgrent_r (struct group *grp, char *buffer, size_t buflen,
 	handle_batch_read:
 	  bucket = intern.next;
 
-	  if (__builtin_expect (intern.offset >= bucket->size, 0))
+	  if (__glibc_unlikely (intern.offset >= bucket->size))
 	    {
 	      if (bucket->next == NULL)
 		return NSS_STATUS_NOTFOUND;
@@ -191,7 +191,7 @@ internal_nis_getgrent_r (struct group *grp, char *buffer, size_t buflen,
 	    yperr = yp_next (domain, "group.byname", oldkey, oldkeylen,
 			     &outkey, &keylen, &result, &len);
 
-	  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+	  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
 	    {
 	      enum nss_status retval = yperr2nss (yperr);
 
@@ -201,7 +201,7 @@ internal_nis_getgrent_r (struct group *grp, char *buffer, size_t buflen,
 	    }
 	}
 
-      if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+      if (__glibc_unlikely ((size_t) (len + 1) > buflen))
 	{
 	  if (!batch_read)
 	    free (result);
@@ -218,7 +218,7 @@ internal_nis_getgrent_r (struct group *grp, char *buffer, size_t buflen,
 
       parse_res = _nss_files_parse_grent (p, grp, (void *) buffer, buflen,
 					  errnop);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	{
 	  if (!batch_read)
 	    free (outkey);
@@ -267,7 +267,7 @@ _nss_nis_getgrnam_r (const char *name, struct group *grp,
     }
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   char *result;
@@ -275,7 +275,7 @@ _nss_nis_getgrnam_r (const char *name, struct group *grp,
   int yperr = yp_match (domain, "group.byname", name, strlen (name), &result,
 			&len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -284,7 +284,7 @@ _nss_nis_getgrnam_r (const char *name, struct group *grp,
       return retval;
     }
 
-  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -314,7 +314,7 @@ _nss_nis_getgrgid_r (gid_t gid, struct group *grp,
 		     char *buffer, size_t buflen, int *errnop)
 {
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   char buf[32];
@@ -324,7 +324,7 @@ _nss_nis_getgrgid_r (gid_t gid, struct group *grp,
   int len;
   int yperr = yp_match (domain, "group.bygid", buf, nlen, &result, &len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -333,7 +333,7 @@ _nss_nis_getgrgid_r (gid_t gid, struct group *grp,
       return retval;
     }
 
-  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -348,7 +348,7 @@ _nss_nis_getgrgid_r (gid_t gid, struct group *grp,
 
   int parse_res = _nss_files_parse_grent (p, grp, (void *) buffer, buflen,
 					  errnop);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
diff --git a/nis/nss_nis/nis-hosts.c b/nis/nss_nis/nis-hosts.c
index f73a0ec..462176e 100644
--- a/nis/nss_nis/nis-hosts.c
+++ b/nis/nss_nis/nis-hosts.c
@@ -136,14 +136,14 @@ internal_nis_gethostent_r (struct hostent *host, char *buffer,
 			   int af, int flags)
 {
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   uintptr_t pad = -(uintptr_t) buffer % __alignof__ (struct parser_data);
   buffer += pad;
 
   struct parser_data *data = (void *) buffer;
-  if (__builtin_expect (buflen < sizeof *data + 1 + pad, 0))
+  if (__glibc_unlikely (buflen < sizeof *data + 1 + pad))
     {
       *errnop = ERANGE;
       *h_errnop = NETDB_INTERNAL;
@@ -168,7 +168,7 @@ internal_nis_gethostent_r (struct hostent *host, char *buffer,
 	yperr = yp_next (domain, "hosts.byname", oldkey, oldkeylen, &outkey,
 			 &keylen, &result, &len);
 
-      if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+      if (__glibc_unlikely (yperr != YPERR_SUCCESS))
 	{
 	  enum nss_status retval = yperr2nss (yperr);
 
@@ -188,7 +188,7 @@ internal_nis_gethostent_r (struct hostent *host, char *buffer,
 	  return retval;
 	}
 
-      if (__builtin_expect ((size_t) (len + 1) > linebuflen, 0))
+      if (__glibc_unlikely ((size_t) (len + 1) > linebuflen))
 	{
 	  free (result);
 	  *h_errnop = NETDB_INTERNAL;
@@ -203,7 +203,7 @@ internal_nis_gethostent_r (struct hostent *host, char *buffer,
       free (result);
 
       parse_res = parse_line (p, host, data, buflen, errnop, af, flags);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	{
 	  free (outkey);
 	  *h_errnop = NETDB_INTERNAL;
@@ -281,7 +281,7 @@ internal_gethostbyname2_r (const char *name, int af, struct hostent *host,
   int len;
   int yperr = yp_match (domain, "hosts.byname", name2, namlen, &result, &len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -296,7 +296,7 @@ internal_gethostbyname2_r (const char *name, int af, struct hostent *host,
     }
 
   const size_t linebuflen = buffer + buflen - data->linebuffer;
-  if (__builtin_expect ((size_t) (len + 1) > linebuflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > linebuflen))
     {
       free (result);
       *h_errnop = NETDB_INTERNAL;
@@ -312,7 +312,7 @@ internal_gethostbyname2_r (const char *name, int af, struct hostent *host,
 
   int parse_res = parse_line (p, host, data, buflen, errnop, af, flags);
 
-  if (__builtin_expect (parse_res < 1 || host->h_addrtype != af, 0))
+  if (__glibc_unlikely (parse_res < 1 || host->h_addrtype != af))
     {
       if (parse_res == -1)
 	{
@@ -373,14 +373,14 @@ _nss_nis_gethostbyaddr_r (const void *addr, socklen_t addrlen, int af,
 			  int *errnop, int *h_errnop)
 {
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   uintptr_t pad = -(uintptr_t) buffer % __alignof__ (struct parser_data);
   buffer += pad;
 
   struct parser_data *data = (void *) buffer;
-  if (__builtin_expect (buflen < sizeof *data + 1 + pad, 0))
+  if (__glibc_unlikely (buflen < sizeof *data + 1 + pad))
     {
       *errnop = ERANGE;
       *h_errnop = NETDB_INTERNAL;
@@ -395,7 +395,7 @@ _nss_nis_gethostbyaddr_r (const void *addr, socklen_t addrlen, int af,
   int yperr = yp_match (domain, "hosts.byaddr", buf, strlen (buf), &result,
 			&len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -411,7 +411,7 @@ _nss_nis_gethostbyaddr_r (const void *addr, socklen_t addrlen, int af,
     }
 
   const size_t linebuflen = buffer + buflen - data->linebuffer;
-  if (__builtin_expect ((size_t) (len + 1) > linebuflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > linebuflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -428,7 +428,7 @@ _nss_nis_gethostbyaddr_r (const void *addr, socklen_t addrlen, int af,
   int parse_res = parse_line (p, host, data, buflen, errnop, af,
 			      ((_res.options & RES_USE_INET6)
 			       ? AI_V4MAPPED : 0));
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	{
@@ -472,7 +472,7 @@ _nss_nis_gethostbyname4_r (const char *name, struct gaih_addrtuple **pat,
   int len;
   int yperr = yp_match (domain, "hosts.byname", name2, namlen, &result, &len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -493,7 +493,7 @@ _nss_nis_gethostbyname4_r (const char *name, struct gaih_addrtuple **pat,
       buffer += pad;
       buflen = buflen > pad ? buflen - pad : 0;
 
-      if (__builtin_expect (buflen < sizeof (struct gaih_addrtuple), 0))
+      if (__glibc_unlikely (buflen < sizeof (struct gaih_addrtuple)))
 	{
 	erange:
 	  free (result);
@@ -512,14 +512,14 @@ _nss_nis_gethostbyname4_r (const char *name, struct gaih_addrtuple **pat,
 
   struct parser_data *data = (void *) buffer;
 
-  if (__builtin_expect (buflen < sizeof *data + 1 + pad, 0))
+  if (__glibc_unlikely (buflen < sizeof *data + 1 + pad))
     goto erange;
   buflen -= pad;
 
   struct hostent host;
   int parse_res = parse_line (result, &host, data, buflen, errnop, AF_UNSPEC,
 			      0);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	{
diff --git a/nis/nss_nis/nis-initgroups.c b/nis/nss_nis/nis-initgroups.c
index 30bc90f..e8fcca1 100644
--- a/nis/nss_nis/nis-initgroups.c
+++ b/nis/nss_nis/nis-initgroups.c
@@ -72,7 +72,7 @@ internal_getgrent_r (struct group *grp, char *buffer, size_t buflen,
     {
       struct response_t *bucket = intern->next;
 
-      if (__builtin_expect (intern->offset >= bucket->size, 0))
+      if (__glibc_unlikely (intern->offset >= bucket->size))
 	{
 	  if (bucket->next == NULL)
 	    return NSS_STATUS_NOTFOUND;
@@ -88,7 +88,7 @@ internal_getgrent_r (struct group *grp, char *buffer, size_t buflen,
         ++intern->offset;
 
       size_t len = strlen (p) + 1;
-      if (__builtin_expect (len > buflen, 0))
+      if (__glibc_unlikely (len > buflen))
 	{
 	  *errnop = ERANGE;
 	  return NSS_STATUS_TRYAGAIN;
@@ -106,7 +106,7 @@ internal_getgrent_r (struct group *grp, char *buffer, size_t buflen,
 
       parse_res = _nss_files_parse_grent (p, grp, (void *) buffer, buflen,
 					  errnop);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
         return NSS_STATUS_TRYAGAIN;
 
       intern->offset += len;
@@ -160,7 +160,7 @@ initgroups_netid (uid_t uid, gid_t group, long int *start, long int *size,
   int reslen;
   int yperr = yp_match (domainname, "netid.byname", key, keylen, &result,
 			&reslen);
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     return yperr2nss (yperr);
 
   /* Parse the result: following the colon is a comma separated list of
diff --git a/nis/nss_nis/nis-netgrp.c b/nis/nss_nis/nis-netgrp.c
index d4b2e56..d03d715 100644
--- a/nis/nss_nis/nis-netgrp.c
+++ b/nis/nss_nis/nis-netgrp.c
@@ -54,16 +54,16 @@ _nss_nis_setnetgrent (const char *group, struct __netgrent *netgrp)
 
   status = NSS_STATUS_SUCCESS;
 
-  if (__builtin_expect (group == NULL || group[0] == '\0', 0))
+  if (__glibc_unlikely (group == NULL || group[0] == '\0'))
     return NSS_STATUS_UNAVAIL;
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   status = yperr2nss (yp_match (domain, "netgroup", group, strlen (group),
 				&netgrp->data, &len));
-  if (__builtin_expect (status == NSS_STATUS_SUCCESS, 1))
+  if (__glibc_likely (status == NSS_STATUS_SUCCESS))
     {
       /* Our implementation of yp_match already allocates a buffer
 	 which is one byte larger than the value in LEN specifies
diff --git a/nis/nss_nis/nis-network.c b/nis/nss_nis/nis-network.c
index da28860..f28fbda 100644
--- a/nis/nss_nis/nis-network.c
+++ b/nis/nss_nis/nis-network.c
@@ -74,7 +74,7 @@ internal_nis_getnetent_r (struct netent *net, char *buffer, size_t buflen,
   struct parser_data *data = (void *) buffer;
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   /* Get the next entry until we found a correct one. */
@@ -94,7 +94,7 @@ internal_nis_getnetent_r (struct netent *net, char *buffer, size_t buflen,
         yperr = yp_next (domain, "networks.byname", oldkey, oldkeylen, &outkey,
 			 &keylen, &result, &len);
 
-      if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+      if (__glibc_unlikely (yperr != YPERR_SUCCESS))
         {
 	  enum nss_status retval = yperr2nss (yperr);
 
@@ -106,7 +106,7 @@ internal_nis_getnetent_r (struct netent *net, char *buffer, size_t buflen,
           return retval;
         }
 
-      if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+      if (__glibc_unlikely ((size_t) (len + 1) > buflen))
         {
           free (result);
 	  *errnop = ERANGE;
@@ -121,7 +121,7 @@ internal_nis_getnetent_r (struct netent *net, char *buffer, size_t buflen,
       free (result);
 
       parse_res = _nss_files_parse_netent (p, net, data, buflen, errnop);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	{
 	  free (outkey);
 	  *herrnop = NETDB_INTERNAL;
@@ -166,7 +166,7 @@ _nss_nis_getnetbyname_r (const char *name, struct netent *net, char *buffer,
     }
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   struct parser_data *data = (void *) buffer;
@@ -191,7 +191,7 @@ _nss_nis_getnetbyname_r (const char *name, struct netent *net, char *buffer,
   int yperr = yp_match (domain, "networks.byname", name2, namlen, &result,
 			&len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -203,7 +203,7 @@ _nss_nis_getnetbyname_r (const char *name, struct netent *net, char *buffer,
       return retval;
     }
 
-  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -219,7 +219,7 @@ _nss_nis_getnetbyname_r (const char *name, struct netent *net, char *buffer,
 
   int parse_res = _nss_files_parse_netent (p, net, data, buflen, errnop);
 
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       *herrnop = NETDB_INTERNAL;
       if (parse_res == -1)
@@ -237,7 +237,7 @@ _nss_nis_getnetbyaddr_r (uint32_t addr, int type, struct netent *net,
 			 int *herrnop)
 {
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   struct in_addr in = { .s_addr = htonl (addr) };
@@ -252,7 +252,7 @@ _nss_nis_getnetbyaddr_r (uint32_t addr, int type, struct netent *net,
       int yperr = yp_match (domain, "networks.byaddr", buf, blen, &result,
 			    &len);
 
-      if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+      if (__glibc_unlikely (yperr != YPERR_SUCCESS))
 	  {
 	    enum nss_status retval = yperr2nss (yperr);
 
@@ -277,7 +277,7 @@ _nss_nis_getnetbyaddr_r (uint32_t addr, int type, struct netent *net,
 	      }
 	  }
 
-      if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+      if (__glibc_unlikely ((size_t) (len + 1) > buflen))
 	{
 	  free (result);
 	  *errnop = ERANGE;
@@ -294,7 +294,7 @@ _nss_nis_getnetbyaddr_r (uint32_t addr, int type, struct netent *net,
 	int parse_res = _nss_files_parse_netent (p, net, (void *) buffer,
 						 buflen, errnop);
 
-	if (__builtin_expect (parse_res < 1, 0))
+	if (__glibc_unlikely (parse_res < 1))
 	  {
 	    *herrnop = NETDB_INTERNAL;
 	    if (parse_res == -1)
diff --git a/nis/nss_nis/nis-proto.c b/nis/nss_nis/nis-proto.c
index eff2edd..e165f10 100644
--- a/nis/nss_nis/nis-proto.c
+++ b/nis/nss_nis/nis-proto.c
@@ -185,7 +185,7 @@ _nss_nis_getprotobyname_r (const char *name, struct protoent *proto,
     }
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   char *result;
@@ -193,7 +193,7 @@ _nss_nis_getprotobyname_r (const char *name, struct protoent *proto,
   int yperr = yp_match (domain, "protocols.byname", name, strlen (name),
 			&result, &len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -202,7 +202,7 @@ _nss_nis_getprotobyname_r (const char *name, struct protoent *proto,
       return retval;
     }
 
-  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -217,7 +217,7 @@ _nss_nis_getprotobyname_r (const char *name, struct protoent *proto,
 
   int parse_res = _nss_files_parse_protoent (p, proto, (void *) buffer, buflen,
 					     errnop);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
@@ -232,7 +232,7 @@ _nss_nis_getprotobynumber_r (int number, struct protoent *proto,
 			     char *buffer, size_t buflen, int *errnop)
 {
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   char buf[32];
@@ -243,7 +243,7 @@ _nss_nis_getprotobynumber_r (int number, struct protoent *proto,
   int yperr = yp_match (domain, "protocols.bynumber", buf, nlen, &result,
 			&len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -252,7 +252,7 @@ _nss_nis_getprotobynumber_r (int number, struct protoent *proto,
       return retval;
     }
 
-  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -267,7 +267,7 @@ _nss_nis_getprotobynumber_r (int number, struct protoent *proto,
 
   int parse_res = _nss_files_parse_protoent (p, proto, (void *) buffer, buflen,
 					     errnop);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
diff --git a/nis/nss_nis/nis-publickey.c b/nis/nss_nis/nis-publickey.c
index cec43e2..7a13341 100644
--- a/nis/nss_nis/nis-publickey.c
+++ b/nis/nss_nis/nis-publickey.c
@@ -56,7 +56,7 @@ _nss_nis_getpublickey (const char *netname, char *pkey, int *errnop)
   int yperr = yp_match (domain, "publickey.byname", netname, strlen (netname),
 			&result, &len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -102,7 +102,7 @@ _nss_nis_getsecretkey (const char *netname, char *skey, char *passwd,
   int yperr = yp_match (domain, "publickey.byname", netname, strlen (netname),
 			&result, &len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
diff --git a/nis/nss_nis/nis-pwd.c b/nis/nss_nis/nis-pwd.c
index 6726efd..aab14c6 100644
--- a/nis/nss_nis/nis-pwd.c
+++ b/nis/nss_nis/nis-pwd.c
@@ -57,7 +57,7 @@ _nis_saveit (int instatus, char *inkey, int inkeylen, char *inval,
     {
       struct response_t *bucket = intern->next;
 
-      if (__builtin_expect (bucket == NULL, 0))
+      if (__glibc_unlikely (bucket == NULL))
 	{
 #define MINSIZE 4096 - 4 * sizeof (void *)
 	  const size_t minsize = MAX (MINSIZE, 2 * (invallen + 1));
@@ -92,7 +92,7 @@ _nis_saveit (int instatus, char *inkey, int inkeylen, char *inval,
 	}
 
       char *p = mempcpy (&bucket->mem[intern->offset], inval, invallen);
-      if (__builtin_expect (p[-1] != '\0', 0))
+      if (__glibc_unlikely (p[-1] != '\0'))
 	{
 	  *p = '\0';
 	  ++invallen;
@@ -143,7 +143,7 @@ internal_nis_setpwent (void)
 {
   /* We have to read all the data now.  */
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   struct ypall_callback ypcb;
@@ -210,7 +210,7 @@ internal_nis_getpwent_r (struct passwd *pwd, char *buffer, size_t buflen,
 	handle_batch_read:
 	  bucket = intern.next;
 
-	  if (__builtin_expect (intern.offset >= bucket->size, 0))
+	  if (__glibc_unlikely (intern.offset >= bucket->size))
 	    {
 	      if (bucket->next == NULL)
 		return NSS_STATUS_NOTFOUND;
@@ -249,7 +249,7 @@ internal_nis_getpwent_r (struct passwd *pwd, char *buffer, size_t buflen,
 	    yperr = yp_next (domain, "passwd.byname", oldkey, oldkeylen,
 			     &outkey, &keylen, &result, &len);
 
-	  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+	  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
 	    {
 	      enum nss_status retval = yperr2nss (yperr);
 
@@ -312,7 +312,7 @@ internal_nis_getpwent_r (struct passwd *pwd, char *buffer, size_t buflen,
       else
 	{
 	non_adjunct:
-	  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+	  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
 	    {
 	      free (result);
 	      *errnop = ERANGE;
@@ -330,7 +330,7 @@ internal_nis_getpwent_r (struct passwd *pwd, char *buffer, size_t buflen,
 
       parse_res = _nss_files_parse_pwent (p, pwd, (void *) buffer, buflen,
 					  errnop);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	{
 	  if (!batch_read)
 	    free (outkey);
@@ -379,7 +379,7 @@ _nss_nis_getpwnam_r (const char *name, struct passwd *pwd,
     }
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   size_t namelen = strlen (name);
@@ -388,7 +388,7 @@ _nss_nis_getpwnam_r (const char *name, struct passwd *pwd,
   int len;
   int yperr = yp_match (domain, "passwd.byname", name, namelen, &result, &len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -447,7 +447,7 @@ _nss_nis_getpwnam_r (const char *name, struct passwd *pwd,
   else
     {
     non_adjunct:
-      if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+      if (__glibc_unlikely ((size_t) (len + 1) > buflen))
 	{
 	  free (result);
 	  *errnop = ERANGE;
@@ -464,7 +464,7 @@ _nss_nis_getpwnam_r (const char *name, struct passwd *pwd,
 
   int parse_res = _nss_files_parse_pwent (p, pwd, (void *) buffer, buflen,
 					  errnop);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
@@ -480,7 +480,7 @@ _nss_nis_getpwuid_r (uid_t uid, struct passwd *pwd,
 		     char *buffer, size_t buflen, int *errnop)
 {
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   char buf[32];
@@ -490,7 +490,7 @@ _nss_nis_getpwuid_r (uid_t uid, struct passwd *pwd,
   int len;
   int yperr = yp_match (domain, "passwd.byuid", buf, nlen, &result, &len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -552,7 +552,7 @@ _nss_nis_getpwuid_r (uid_t uid, struct passwd *pwd,
   else
     {
     non_adjunct:
-      if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+      if (__glibc_unlikely ((size_t) (len + 1) > buflen))
 	{
 	  free (result);
 	  *errnop = ERANGE;
@@ -569,7 +569,7 @@ _nss_nis_getpwuid_r (uid_t uid, struct passwd *pwd,
 
   int parse_res = _nss_files_parse_pwent (p, pwd, (void *) buffer, buflen,
 					  errnop);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
diff --git a/nis/nss_nis/nis-rpc.c b/nis/nss_nis/nis-rpc.c
index a2fff63..cb4b089 100644
--- a/nis/nss_nis/nis-rpc.c
+++ b/nis/nss_nis/nis-rpc.c
@@ -124,7 +124,7 @@ internal_nis_getrpcent_r (struct rpcent *rpc, char *buffer, size_t buflen,
     {
       struct response_t *bucket = intern->next;
 
-      if (__builtin_expect (intern->offset >= bucket->size, 0))
+      if (__glibc_unlikely (intern->offset >= bucket->size))
 	{
 	  if (bucket->next == NULL)
 	    return NSS_STATUS_NOTFOUND;
@@ -139,7 +139,7 @@ internal_nis_getrpcent_r (struct rpcent *rpc, char *buffer, size_t buflen,
         ++intern->offset;
 
       size_t len = strlen (p) + 1;
-      if (__builtin_expect (len > buflen, 0))
+      if (__glibc_unlikely (len > buflen))
 	{
 	  *errnop = ERANGE;
 	  return NSS_STATUS_TRYAGAIN;
@@ -156,7 +156,7 @@ internal_nis_getrpcent_r (struct rpcent *rpc, char *buffer, size_t buflen,
       p = memcpy (buffer, &bucket->mem[intern->offset], len);
 
       parse_res = _nss_files_parse_rpcent (p, rpc, pdata, buflen, errnop);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	return NSS_STATUS_TRYAGAIN;
 
       intern->offset += len;
@@ -193,7 +193,7 @@ _nss_nis_getrpcbyname_r (const char *name, struct rpcent *rpc,
 
   intern_t data = { NULL, NULL, 0 };
   enum nss_status status = internal_nis_setrpcent (&data);
-  if (__builtin_expect (status != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (status != NSS_STATUS_SUCCESS))
     return status;
 
   int found = 0;
@@ -222,7 +222,7 @@ _nss_nis_getrpcbyname_r (const char *name, struct rpcent *rpc,
 
   internal_nis_endrpcent (&data);
 
-  if (__builtin_expect (!found && status == NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (!found && status == NSS_STATUS_SUCCESS))
     return NSS_STATUS_NOTFOUND;
 
   return status;
@@ -233,7 +233,7 @@ _nss_nis_getrpcbynumber_r (int number, struct rpcent *rpc,
 			   char *buffer, size_t buflen, int *errnop)
 {
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   char buf[32];
@@ -243,7 +243,7 @@ _nss_nis_getrpcbynumber_r (int number, struct rpcent *rpc,
   int len;
   int yperr = yp_match (domain, "rpc.bynumber", buf, nlen, &result, &len);
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -252,7 +252,7 @@ _nss_nis_getrpcbynumber_r (int number, struct rpcent *rpc,
       return retval;
     }
 
-  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -267,7 +267,7 @@ _nss_nis_getrpcbynumber_r (int number, struct rpcent *rpc,
 
   int parse_res = _nss_files_parse_rpcent (p, rpc, (void  *) buffer, buflen,
 					   errnop);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
diff --git a/nis/nss_nis/nis-service.c b/nis/nss_nis/nis-service.c
index fd79d3f..f9b4a86 100644
--- a/nis/nss_nis/nis-service.c
+++ b/nis/nss_nis/nis-service.c
@@ -56,12 +56,12 @@ dosearch (int instatus, char *inkey, int inkeylen, char *inval,
 {
   struct search_t *req = (struct search_t *) indata;
 
-  if (__builtin_expect (instatus != YP_TRUE, 0))
+  if (__glibc_unlikely (instatus != YP_TRUE))
     return 1;
 
   if (inkey && inkeylen > 0 && inval && invallen > 0)
     {
-      if (__builtin_expect ((size_t) (invallen + 1) > req->buflen, 0))
+      if (__glibc_unlikely ((size_t) (invallen + 1) > req->buflen))
 	{
 	  *req->errnop = ERANGE;
 	  req->status = NSS_STATUS_TRYAGAIN;
@@ -196,7 +196,7 @@ internal_nis_getservent_r (struct servent *serv, char *buffer,
     {
       struct response_t *bucket = intern.next;
 
-      if (__builtin_expect (intern.offset >= bucket->size, 0))
+      if (__glibc_unlikely (intern.offset >= bucket->size))
 	{
 	  if (bucket->next == NULL)
 	    return NSS_STATUS_NOTFOUND;
@@ -211,7 +211,7 @@ internal_nis_getservent_r (struct servent *serv, char *buffer,
         ++intern.offset;
 
       size_t len = strlen (p) + 1;
-      if (__builtin_expect (len > buflen, 0))
+      if (__glibc_unlikely (len > buflen))
 	{
 	  *errnop = ERANGE;
 	  return NSS_STATUS_TRYAGAIN;
@@ -228,7 +228,7 @@ internal_nis_getservent_r (struct servent *serv, char *buffer,
       p = memcpy (buffer, &bucket->mem[intern.offset], len);
 
       parse_res = _nss_files_parse_servent (p, serv, pdata, buflen, errnop);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
         return NSS_STATUS_TRYAGAIN;
 
       intern.offset += len;
@@ -265,7 +265,7 @@ _nss_nis_getservbyname_r (const char *name, const char *protocol,
     }
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   /* If the protocol is given, we could try if our NIS server knows
@@ -289,9 +289,9 @@ _nss_nis_getservbyname_r (const char *name, const char *protocol,
 
   /* If we found the key, it's ok and parse the result. If not,
      fall through and parse the complete table. */
-  if (__builtin_expect (status == YPERR_SUCCESS, 1))
+  if (__glibc_likely (status == YPERR_SUCCESS))
     {
-      if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+      if (__glibc_unlikely ((size_t) (len + 1) > buflen))
 	{
 	  free (result);
 	  *errnop = ERANGE;
@@ -306,7 +306,7 @@ _nss_nis_getservbyname_r (const char *name, const char *protocol,
 
       int parse_res = _nss_files_parse_servent (p, serv, (void *) buffer,
 						buflen, errnop);
-      if (__builtin_expect (parse_res < 0, 0))
+      if (__glibc_unlikely (parse_res < 0))
 	{
 	  if (parse_res == -1)
 	    return NSS_STATUS_TRYAGAIN;
@@ -336,7 +336,7 @@ _nss_nis_getservbyname_r (const char *name, const char *protocol,
   req.status = NSS_STATUS_NOTFOUND;
   status = yp_all (domain, "services.byname", &ypcb);
 
-  if (__builtin_expect (status != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (status != YPERR_SUCCESS))
     return yperr2nss (status);
 
   return req.status;
@@ -348,7 +348,7 @@ _nss_nis_getservbyport_r (int port, const char *protocol,
 			  size_t buflen, int *errnop)
 {
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   /* If the protocol is given, we only need one query.
@@ -370,9 +370,9 @@ _nss_nis_getservbyport_r (int port, const char *protocol,
 
       /* If we found the key, it's ok and parse the result. If not,
 	 fall through and parse the complete table. */
-      if (__builtin_expect (status == YPERR_SUCCESS, 1))
+      if (__glibc_likely (status == YPERR_SUCCESS))
 	{
-	  if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
+	  if (__glibc_unlikely ((size_t) (len + 1) > buflen))
 	    {
 	      free (result);
 	      *errnop = ERANGE;
@@ -386,7 +386,7 @@ _nss_nis_getservbyport_r (int port, const char *protocol,
 	  free (result);
 	  int parse_res = _nss_files_parse_servent (p, serv, (void *) buffer,
 						    buflen, errnop);
-	  if (__builtin_expect (parse_res < 0, 0))
+	  if (__glibc_unlikely (parse_res < 0))
 	    {
 	      if (parse_res == -1)
 		return NSS_STATUS_TRYAGAIN;
@@ -417,7 +417,7 @@ _nss_nis_getservbyport_r (int port, const char *protocol,
   req.status = NSS_STATUS_NOTFOUND;
   int status = yp_all (domain, "services.byname", &ypcb);
 
-  if (__builtin_expect (status != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (status != YPERR_SUCCESS))
     return yperr2nss (status);
 
   return req.status;
diff --git a/nis/nss_nis/nis-spwd.c b/nis/nss_nis/nis-spwd.c
index d024c0d..7cfc3ce 100644
--- a/nis/nss_nis/nis-spwd.c
+++ b/nis/nss_nis/nis-spwd.c
@@ -71,7 +71,7 @@ internal_nis_getspent_r (struct spwd *sp, char *buffer, size_t buflen,
 			 int *errnop)
 {
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   /* Get the next entry until we found a correct one. */
@@ -102,7 +102,7 @@ internal_nis_getspent_r (struct spwd *sp, char *buffer, size_t buflen,
 				  ? "passwd.adjunct.byname" : "shadow.byname"),
 			 oldkey, oldkeylen, &outkey, &keylen, &result, &len);
 
-      if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+      if (__glibc_unlikely (yperr != YPERR_SUCCESS))
 	{
 	  enum nss_status retval = yperr2nss (yperr);
 
@@ -177,7 +177,7 @@ _nss_nis_getspnam_r (const char *name, struct spwd *sp,
   const size_t name_len = strlen (name);
 
   char *domain;
-  if (__builtin_expect (yp_get_default_domain (&domain), 0))
+  if (__glibc_unlikely (yp_get_default_domain (&domain)))
     return NSS_STATUS_UNAVAIL;
 
   bool adjunct_used = false;
@@ -194,7 +194,7 @@ _nss_nis_getspnam_r (const char *name, struct spwd *sp,
       adjunct_used = true;
     }
 
-  if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
+  if (__glibc_unlikely (yperr != YPERR_SUCCESS))
     {
       enum nss_status retval = yperr2nss (yperr);
 
@@ -203,7 +203,7 @@ _nss_nis_getspnam_r (const char *name, struct spwd *sp,
       return retval;
     }
 
-  if (__builtin_expect ((size_t) (len + (adjunct_used ? 3 : 1)) > buflen, 0))
+  if (__glibc_unlikely ((size_t) (len + (adjunct_used ? 3 : 1)) > buflen))
     {
       free (result);
       *errnop = ERANGE;
@@ -224,7 +224,7 @@ _nss_nis_getspnam_r (const char *name, struct spwd *sp,
 
   int parse_res = _nss_files_parse_spent (p, sp, (void *) buffer, buflen,
 					  errnop);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
diff --git a/nis/nss_nisplus/nisplus-alias.c b/nis/nss_nisplus/nisplus-alias.c
index e3a82ff..9e3849b 100644
--- a/nis/nss_nisplus/nisplus-alias.c
+++ b/nis/nss_nisplus/nisplus-alias.c
@@ -310,7 +310,7 @@ _nss_nisplus_getaliasbyname_r (const char *name, struct aliasent *alias,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
       nis_freeresult (result);
@@ -323,7 +323,7 @@ _nss_nisplus_getaliasbyname_r (const char *name, struct aliasent *alias,
   /* We do not need the lookup result anymore.  */
   nis_freeresult (result);
 
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       __set_errno (olderr);
 
diff --git a/nis/nss_nisplus/nisplus-ethers.c b/nis/nss_nisplus/nisplus-ethers.c
index cc7695f..a962166 100644
--- a/nis/nss_nisplus/nisplus-ethers.c
+++ b/nis/nss_nisplus/nisplus-ethers.c
@@ -264,7 +264,7 @@ _nss_nisplus_gethostton_r (const char *name, struct etherent *eth,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
       nis_freeresult (result);
@@ -277,7 +277,7 @@ _nss_nisplus_gethostton_r (const char *name, struct etherent *eth,
   /* We do not need the lookup result anymore.  */
   nis_freeresult (result);
 
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       __set_errno (olderr);
 
@@ -331,7 +331,7 @@ _nss_nisplus_getntohost_r (const struct ether_addr *addr, struct etherent *eth,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
       nis_freeresult (result);
@@ -344,7 +344,7 @@ _nss_nisplus_getntohost_r (const struct ether_addr *addr, struct etherent *eth,
   /* We do not need the lookup result anymore.  */
   nis_freeresult (result);
 
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	return NSS_STATUS_TRYAGAIN;
diff --git a/nis/nss_nisplus/nisplus-grp.c b/nis/nss_nisplus/nisplus-grp.c
index 8667532..58f31c8 100644
--- a/nis/nss_nisplus/nisplus-grp.c
+++ b/nis/nss_nisplus/nisplus-grp.c
@@ -242,7 +242,7 @@ internal_nisplus_getgrent_r (struct group *gr, char *buffer, size_t buflen,
 
       parse_res = _nss_nisplus_parse_grent (&result, gr,
 					    buffer, buflen, errnop);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	{
 	  *errnop = ERANGE;
 	  retval = NSS_STATUS_TRYAGAIN;
@@ -316,7 +316,7 @@ _nss_nisplus_getgrnam_r (const char *name, struct group *gr,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
 
@@ -326,7 +326,7 @@ _nss_nisplus_getgrnam_r (const char *name, struct group *gr,
 
   parse_res = _nss_nisplus_parse_grent (result, gr, buffer, buflen, errnop);
   nis_freeresult (result);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	{
@@ -371,7 +371,7 @@ _nss_nisplus_getgrgid_r (const gid_t gid, struct group *gr,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
 
@@ -384,7 +384,7 @@ _nss_nisplus_getgrgid_r (const gid_t gid, struct group *gr,
   parse_res = _nss_nisplus_parse_grent (result, gr, buffer, buflen, errnop);
 
   nis_freeresult (result);
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       __set_errno (olderr);
 
diff --git a/nis/nss_nisplus/nisplus-hosts.c b/nis/nss_nisplus/nisplus-hosts.c
index 62440f2..b3e0df5 100644
--- a/nis/nss_nisplus/nisplus-hosts.c
+++ b/nis/nss_nisplus/nisplus-hosts.c
@@ -439,7 +439,7 @@ internal_gethostbyname2_r (const char *name, int af, struct hostent *host,
     }
 
   int retval = niserr2nss (result->status);
-  if (__builtin_expect (retval != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (retval != NSS_STATUS_SUCCESS))
     {
       if (retval == NSS_STATUS_TRYAGAIN)
 	{
@@ -543,7 +543,7 @@ _nss_nisplus_gethostbyaddr_r (const void *addr, socklen_t addrlen, int af,
     }
 
   retval = niserr2nss (result->status);
-  if (__builtin_expect (retval != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (retval != NSS_STATUS_SUCCESS))
     {
       if (retval == NSS_STATUS_TRYAGAIN)
 	{
@@ -587,7 +587,7 @@ _nss_nisplus_gethostbyname4_r (const char *name, struct gaih_addrtuple **pat,
   enum nss_status status = internal_gethostbyname2_r (name, AF_UNSPEC, &host,
 						      buffer, buflen,
 						      errnop, herrnop, 0);
-  if (__builtin_expect (status == NSS_STATUS_SUCCESS, 1))
+  if (__glibc_likely (status == NSS_STATUS_SUCCESS))
     {
       if (*pat == NULL)
 	{
@@ -596,7 +596,7 @@ _nss_nisplus_gethostbyname4_r (const char *name, struct gaih_addrtuple **pat,
 	  buffer += pad;
 	  buflen = buflen > pad ? buflen - pad : 0;
 
-	  if (__builtin_expect (buflen < sizeof (struct gaih_addrtuple), 0))
+	  if (__glibc_unlikely (buflen < sizeof (struct gaih_addrtuple)))
 	    {
 	      free (result);
 	      *errnop = ERANGE;
diff --git a/nis/nss_nisplus/nisplus-initgroups.c b/nis/nss_nisplus/nisplus-initgroups.c
index 9df9643..c304f0e 100644
--- a/nis/nss_nisplus/nisplus-initgroups.c
+++ b/nis/nss_nisplus/nisplus-initgroups.c
@@ -67,7 +67,7 @@ _nss_nisplus_initgroups_dyn (const char *user, gid_t group, long int *start,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
 
@@ -98,7 +98,7 @@ _nss_nisplus_initgroups_dyn (const char *user, gid_t group, long int *start,
 
       gid_t gid;
       char *endp;
-      if (__builtin_expect (numstr[len - 1] != '\0', 0))
+      if (__glibc_unlikely (numstr[len - 1] != '\0'))
 	{
 	  char numstrbuf[len + 1];
 	  memcpy (numstrbuf, numstr, len);
diff --git a/nis/nss_nisplus/nisplus-network.c b/nis/nss_nisplus/nisplus-network.c
index ed4a8f3..43e955d 100644
--- a/nis/nss_nisplus/nisplus-network.c
+++ b/nis/nss_nisplus/nisplus-network.c
@@ -376,7 +376,7 @@ _nss_nisplus_getnetbyname_r (const char *name, struct netent *network,
     }
 
   retval = niserr2nss (result->status);
-  if (__builtin_expect (retval != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (retval != NSS_STATUS_SUCCESS))
     {
       if (retval == NSS_STATUS_TRYAGAIN)
 	{
@@ -447,7 +447,7 @@ _nss_nisplus_getnetbyaddr_r (uint32_t addr, const int type,
 	    return NSS_STATUS_TRYAGAIN;
 	  }
 	enum nss_status retval = niserr2nss (result->status);
-	if (__builtin_expect (retval != NSS_STATUS_SUCCESS, 0))
+	if (__glibc_unlikely (retval != NSS_STATUS_SUCCESS))
 	  {
 	    if (b2len > 2 && buf2[b2len - 2] == '.' && buf2[b2len - 1] == '0')
 	      {
diff --git a/nis/nss_nisplus/nisplus-proto.c b/nis/nss_nisplus/nisplus-proto.c
index 358d7de..cfe32f5 100644
--- a/nis/nss_nisplus/nisplus-proto.c
+++ b/nis/nss_nisplus/nisplus-proto.c
@@ -347,7 +347,7 @@ _nss_nisplus_getprotobyname_r (const char *name, struct protoent *proto,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
 
@@ -408,7 +408,7 @@ _nss_nisplus_getprotobynumber_r (const int number, struct protoent *proto,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
 
diff --git a/nis/nss_nisplus/nisplus-pwd.c b/nis/nss_nisplus/nisplus-pwd.c
index 1a732bc..811131c 100644
--- a/nis/nss_nisplus/nisplus-pwd.c
+++ b/nis/nss_nisplus/nisplus-pwd.c
@@ -243,7 +243,7 @@ internal_nisplus_getpwent_r (struct passwd *pw, char *buffer, size_t buflen,
       parse_res = _nss_nisplus_parse_pwent (&result, pw, buffer,
 					    buflen, errnop);
 
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	{
 	  *errnop = ERANGE;
 	  retval = NSS_STATUS_TRYAGAIN;
@@ -317,7 +317,7 @@ _nss_nisplus_getpwnam_r (const char *name, struct passwd *pw,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status =  niserr2nss (result->status);
 
@@ -331,7 +331,7 @@ _nss_nisplus_getpwnam_r (const char *name, struct passwd *pw,
 
   nis_freeresult (result);
 
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	{
@@ -376,7 +376,7 @@ _nss_nisplus_getpwuid_r (const uid_t uid, struct passwd *pw,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
 
@@ -390,7 +390,7 @@ _nss_nisplus_getpwuid_r (const uid_t uid, struct passwd *pw,
 
   nis_freeresult (result);
 
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	{
diff --git a/nis/nss_nisplus/nisplus-rpc.c b/nis/nss_nisplus/nisplus-rpc.c
index 5604a5f..0bcd0fb 100644
--- a/nis/nss_nisplus/nisplus-rpc.c
+++ b/nis/nss_nisplus/nisplus-rpc.c
@@ -351,7 +351,7 @@ _nss_nisplus_getrpcbyname_r (const char *name, struct rpcent *rpc,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
 
diff --git a/nis/nss_nisplus/nisplus-service.c b/nis/nss_nisplus/nisplus-service.c
index 805ccfb..c32823b 100644
--- a/nis/nss_nisplus/nisplus-service.c
+++ b/nis/nss_nisplus/nisplus-service.c
@@ -258,7 +258,7 @@ internal_nisplus_getservent_r (struct servent *serv, char *buffer,
 
       parse_res = _nss_nisplus_parse_servent (result, serv, buffer,
 					      buflen, errnop);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	{
 	  nis_freeresult (result);
 	  result = saved_res;
@@ -360,7 +360,7 @@ _nss_nisplus_getservbyname_r (const char *name, const char *protocol,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
 
@@ -374,7 +374,7 @@ _nss_nisplus_getservbyname_r (const char *name, const char *protocol,
 					      errnop);
   nis_freeresult (result);
 
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	{
@@ -429,7 +429,7 @@ _nss_nisplus_getservbyport_r (const int number, const char *protocol,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
 
@@ -443,7 +443,7 @@ _nss_nisplus_getservbyport_r (const int number, const char *protocol,
 					      errnop);
   nis_freeresult (result);
 
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	{
diff --git a/nis/nss_nisplus/nisplus-spwd.c b/nis/nss_nisplus/nisplus-spwd.c
index 5b671e2..f3c7f9d 100644
--- a/nis/nss_nisplus/nisplus-spwd.c
+++ b/nis/nss_nisplus/nisplus-spwd.c
@@ -124,7 +124,7 @@ internal_nisplus_getspent_r (struct spwd *sp, char *buffer, size_t buflen,
 
       parse_res = _nss_nisplus_parse_spent (result, sp, buffer,
 					    buflen, errnop);
-      if (__builtin_expect (parse_res == -1, 0))
+      if (__glibc_unlikely (parse_res == -1))
 	{
 	  nis_freeresult (result);
 	  result = saved_res;
@@ -189,7 +189,7 @@ _nss_nisplus_getspnam_r (const char *name, struct spwd *sp,
       return NSS_STATUS_TRYAGAIN;
     }
 
-  if (__builtin_expect (niserr2nss (result->status) != NSS_STATUS_SUCCESS, 0))
+  if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS))
     {
       enum nss_status status = niserr2nss (result->status);
 
@@ -202,7 +202,7 @@ _nss_nisplus_getspnam_r (const char *name, struct spwd *sp,
   parse_res = _nss_nisplus_parse_spent (result, sp, buffer, buflen, errnop);
   nis_freeresult (result);
 
-  if (__builtin_expect (parse_res < 1, 0))
+  if (__glibc_unlikely (parse_res < 1))
     {
       if (parse_res == -1)
 	{
diff --git a/nis/ypclnt.c b/nis/ypclnt.c
index 400db0a..dd1833b 100644
--- a/nis/ypclnt.c
+++ b/nis/ypclnt.c
@@ -183,7 +183,7 @@ __yp_bind (const char *domain, dom_binding **ypdb)
     {
       is_new = 1;
       ysd = (dom_binding *) calloc (1, sizeof *ysd);
-      if (__builtin_expect (ysd == NULL, 0))
+      if (__glibc_unlikely (ysd == NULL))
 	return YPERR_RESRC;
     }
 
@@ -471,7 +471,7 @@ yp_match (const char *indomain, const char *inmap, const char *inkey,
   *outvallen = resp.val.valdat_len;
   *outval = malloc (*outvallen + 1);
   int status = YPERR_RESRC;
-  if (__builtin_expect (*outval != NULL, 1))
+  if (__glibc_likely (*outval != NULL))
     {
       memcpy (*outval, resp.val.valdat_val, *outvallen);
       (*outval)[*outvallen] = '\0';
@@ -770,7 +770,7 @@ yp_all (const char *indomain, const char *inmap,
 			  (caddr_t) &req, (xdrproc_t) __xdr_ypresp_all,
 			  (caddr_t) &data, RPCTIMEOUT);
 
-      if (__builtin_expect (result != RPC_SUCCESS, 0))
+      if (__glibc_unlikely (result != RPC_SUCCESS))
 	{
 	  /* Print the error message only on the last try.  */
 	  if (try == MAXTRIES - 1)
@@ -811,7 +811,7 @@ yp_maplist (const char *indomain, struct ypmaplist **outmaplist)
 			 (caddr_t) &indomain, (xdrproc_t) xdr_ypresp_maplist,
 			 (caddr_t) &resp);
 
-  if (__builtin_expect (result == YPERR_SUCCESS, 1))
+  if (__glibc_likely (result == YPERR_SUCCESS))
     {
       *outmaplist = resp.maps;
       /* We don't free the list, this will be done by ypserv