POLLOUT            20 native_client_sdk/src/libraries/nacl_io/include/sys/poll.h #define POLLOUT  0x0004   /* Will not block WRITE select/poll. */
POLLOUT            56 third_party/libusb/src/libusb/os/poll_windows.h #define POLLOUT     0x0004    /* Writing now will not block */
POLLOUT           535 third_party/npapi/npspy/extern/nspr/md/_unixos.h #define	POLLOUT		0x0004		/* fd is writeable (won't block) */