wset              686 lib/common/remote.c     fd_set rset, wset;
wset              696 lib/common/remote.c     wset = rset;
wset              699 lib/common/remote.c     cb_arg = select(sock + 1, &rset, &wset, NULL, &ts);
wset              726 lib/common/remote.c     if (FD_ISSET(sock, &rset) || FD_ISSET(sock, &wset)) {