+ if( timeout != NULL ) {
+ if( timeout->tv_sec == 0 && timeout->tv_usec == 0 ) {
+ return LDAP_PARAM_ERROR;
+ }
+
+ /* timelimit must be non-zero if timeout is provided */
+ timelimit = timeout->tv_sec != 0 ? timeout->tv_sec : 1;
+
+ } else {
+ /* no timeout, no timelimit */
+ timelimit = -1;
+ }