SOCU:fcntl: Difference between revisions

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=Description=
=Description=
The input cmd must be either F_GETFL(3)/F_SETFL(4), otherwise an error is returned.
The input cmd must be either F_GETFL(3)/F_SETFL(4), otherwise an error is returned. For fd-flags, O_NONBLOCK is bitmask value 0x4.