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Comparing libeio/libeio.m4 (file contents):
Revision 1.2 by root, Sun May 11 01:00:03 2008 UTC vs.
Revision 1.6 by root, Fri May 30 04:50:21 2008 UTC

… …
19} 19}
20]],ac_cv_futimes=yes,ac_cv_futimes=no)]) 20]],ac_cv_futimes=yes,ac_cv_futimes=no)])
21test $ac_cv_futimes = yes && AC_DEFINE(HAVE_FUTIMES, 1, futimes(2) is available) 21test $ac_cv_futimes = yes && AC_DEFINE(HAVE_FUTIMES, 1, futimes(2) is available)
22 22
23AC_CACHE_CHECK(for readahead, ac_cv_readahead, [AC_LINK_IFELSE([ 23AC_CACHE_CHECK(for readahead, ac_cv_readahead, [AC_LINK_IFELSE([
24#define _GNU_SOURCE
25#include <fcntl.h> 24#include <fcntl.h>
26int main(void) 25int main(void)
27{ 26{
28 int fd = 0; 27 int fd = 0;
29 off64_t offset = 1;
30 size_t count = 2; 28 size_t count = 2;
31 ssize_t res; 29 ssize_t res;
32 res = readahead (fd, offset, count); 30 res = readahead (fd, 0, count);
33 return 0; 31 return 0;
34} 32}
35],ac_cv_readahead=yes,ac_cv_readahead=no)]) 33],ac_cv_readahead=yes,ac_cv_readahead=no)])
36test $ac_cv_readahead = yes && AC_DEFINE(HAVE_READAHEAD, 1, readahead(2) is available (linux)) 34test $ac_cv_readahead = yes && AC_DEFINE(HAVE_READAHEAD, 1, readahead(2) is available (linux))
37test $ac_cv_readahead = yes && AC_DEFINE(_GNU_SOURCE, 1, _GNU_SOURCE required for readahead (linux))
38 35
39AC_CACHE_CHECK(for fdatasync, ac_cv_fdatasync, [AC_LINK_IFELSE([ 36AC_CACHE_CHECK(for fdatasync, ac_cv_fdatasync, [AC_LINK_IFELSE([
40#include <unistd.h> 37#include <unistd.h>
41int main(void) 38int main(void)
42{ 39{
… …
60 res = pwrite (fd, &buf, count, offset); 57 res = pwrite (fd, &buf, count, offset);
61 return 0; 58 return 0;
62} 59}
63],ac_cv_preadwrite=yes,ac_cv_preadwrite=no)]) 60],ac_cv_preadwrite=yes,ac_cv_preadwrite=no)])
64test $ac_cv_preadwrite = yes && AC_DEFINE(HAVE_PREADWRITE, 1, pread(2) and pwrite(2) are available) 61test $ac_cv_preadwrite = yes && AC_DEFINE(HAVE_PREADWRITE, 1, pread(2) and pwrite(2) are available)
65
66AC_CACHE_CHECK(for readdir_r, ac_cv_readdir_r, [AC_LINK_IFELSE([
67#include <dirent.h>
68int main(void)
69{
70 DIR *dir = 0;
71 struct dirent ent, *eres;
72 int res = readdir_r (dir, &ent, &eres);
73 return 0;
74}
75],ac_cv_readdir_r=yes,ac_cv_readdir_r=no)])
76test $ac_cv_readdir_r = yes && AC_DEFINE(HAVE_READDIR_R, 1, readdir_r is available)
77 62
78AC_CACHE_CHECK(for sendfile, ac_cv_sendfile, [AC_LINK_IFELSE([ 63AC_CACHE_CHECK(for sendfile, ac_cv_sendfile, [AC_LINK_IFELSE([
79# include <sys/types.h> 64# include <sys/types.h>
80#if __linux 65#if __linux
81# include <sys/sendfile.h> 66# include <sys/sendfile.h>

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