fdset             203 lib/tty/tty.c      fd_set fdset;
fdset             208 lib/tty/tty.c      FD_ZERO (&fdset);
fdset             209 lib/tty/tty.c      FD_SET (sigwinch_pipe[0], &fdset);
fdset             211 lib/tty/tty.c      while ((ok = select (sigwinch_pipe[0] + 1, &fdset, NULL, NULL, &timeout)) < 0)
fdset             218 lib/tty/tty.c      return (ok != 0 && FD_ISSET (sigwinch_pipe[0], &fdset));