nfd              1665 lib/tty/key.c      int nfd;
nfd              1671 lib/tty/key.c      nfd = MAX (0, input_fd) + 1;
nfd              1680 lib/tty/key.c              nfd = MAX (nfd, gpm_fd + 1);
nfd              1699 lib/tty/key.c      return (select (nfd, &select_set, 0, 0, &time_out) <= 0);
nfd              1914 lib/tty/key.c          int nfd;
nfd              1919 lib/tty/key.c          nfd = MAX (add_selects (&select_set), MAX (0, input_fd)) + 1;
nfd              1927 lib/tty/key.c                  nfd = MAX (nfd, gpm_fd + 1);
nfd              1983 lib/tty/key.c          flag = select (nfd, &select_set, NULL, NULL, time_addr);