1.\" 2.\" This file and its contents are supplied under the terms of the 3.\" Common Development and Distribution License ("CDDL"), version 1.0. 4.\" You may only use this file in accordance with the terms of version 5.\" 1.0 of the CDDL. 6.\" 7.\" A full copy of the text of the CDDL should have accompanied this 8.\" source. A copy of the CDDL is also available via the Internet at 9.\" http://www.illumos.org/license/CDDL. 10.\" 11.\" 12.\" Copyright (c) 2014, Joyent, Inc. All Rights Reserved. 13.\" 14.Dd Dec 3, 2014 15.Dt EVENTFD 7 16.Os 17.Sh NAME 18.Nm eventfd 19.Nd Linux-compatible user event notification facility 20.Sh SYNOPSIS 21.In sys/eventfd.h 22.Sh DESCRIPTION 23.Nm 24is a Linux-borne facility for sending and receiving user 25events via a file descriptor. 26While the facility itself is somewhat dubious (it can be mimicked in an entirely 27portable way with a pipe), it is small and straightforward and this 28implementation is entirely compatible with its Linux antecedent; see 29.Xr eventfd 3C 30for details. 31.Sh SEE ALSO 32.Xr eventfd 3C 33