+ do {
+ FD_ZERO(&wfds);
+ FD_SET(s, &wfds );
+ rc = select( ldap_int_tblsize, z, &wfds, z, opt_tv ? &tv : NULL );
+ } while( rc == AC_SOCKET_ERROR && errno == EINTR &&
+ LDAP_BOOL_GET(&ld->ld_options, LDAP_BOOL_RESTART ));
+
+ if( rc == AC_SOCKET_ERROR ) return rc;
+
+ if ( FD_ISSET(s, &wfds) ) {
+ if ( ldap_pvt_is_socket_ready(ld, s) == -1 ) return -1;
+ if ( ldap_pvt_ndelay_off(ld, s) == -1 ) return -1;
+#ifdef LDAP_PF_LOCAL_SENDMSG
+ goto sendcred;
+#else
+ return ( 0 );
+#endif
+ }