/contrib/ntp/include/ntp_io.h

 1#if !defined _NTP_IO_H
 2#define _NTP_IO_H
 3/*
 4 * POSIX says use <fnct.h> to get O_* symbols and 
 5 * SEEK_SET symbol form <unistd.h>.
 6 */
 7#ifdef HAVE_CONFIG_H
 8# include <config.h>
 9#endif
10
11#ifdef HAVE_SYS_TYPES_H
12# include <sys/types.h>
13#endif
14#ifdef HAVE_UNISTD_H
15# include <unistd.h>
16#endif
17#include <stdio.h>
18#ifdef HAVE_SYS_FILE_H
19# include <sys/file.h>
20#endif
21#ifdef HAVE_FCNTL_H
22# include <fcntl.h>
23#endif
24#if !defined(SEEK_SET) && defined(L_SET)
25# define SEEK_SET L_SET
26#endif
27
28#ifdef SYS_WINNT
29# include <io.h>
30# include "win32_io.h"
31#endif
32
33/*
34 * Define FNDELAY and FASYNC using O_NONBLOCK and O_ASYNC if we need
35 * to (and can).  This is here initially for QNX, but may help for
36 * others as well...
37 */
38#ifndef FNDELAY
39# ifdef O_NONBLOCK
40#  define FNDELAY O_NONBLOCK
41# endif
42#endif
43
44#ifndef FASYNC
45# ifdef O_ASYNC
46#  define FASYNC O_ASYNC
47# endif
48#endif
49
50#endif