/* Operating system-specific extensions to sys/uio.h - generic version. Copyright (C) 2017-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ #ifndef _BITS_UIO_EXT_H #define _BITS_UIO_EXT_H 1 #ifndef _SYS_UIO_H # error "Never include directly; use instead." #endif /* Flags for preadv2/pwritev2. */ #define RWF_HIPRI 0x00000001 /* High priority request. */ #define RWF_DSYNC 0x00000002 /* per-IO O_DSYNC. */ #define RWF_SYNC 0x00000004 /* per-IO O_SYNC. */ #define RWF_NOWAIT 0x00000008 /* per-IO nonblocking mode. */ #define RWF_APPEND 0x00000010 /* per-IO O_APPEND. */ #endif /* sys/uio_ext.h */