POLLNVAL           40 srclib/apr/poll/unix/poll.c         rv |= POLLNVAL;
POLLNVAL           59 srclib/apr/poll/unix/poll.c     if (event & POLLNVAL)
POLLNVAL           37 srclib/apr/poll/unix/port.c         rv |= POLLNVAL;
POLLNVAL           56 srclib/apr/poll/unix/port.c     if (event & POLLNVAL)