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Comparing libeio/libeio.m4 (file contents):
Revision 1.25 by root, Fri Jun 23 21:43:51 2017 UTC vs.
Revision 1.26 by root, Fri Jun 23 22:13:59 2017 UTC

… …
216 return 0; 216 return 0;
217} 217}
218]])],ac_cv_renameat2=yes,ac_cv_renameat2=no)]) 218]])],ac_cv_renameat2=yes,ac_cv_renameat2=no)])
219test $ac_cv_renameat2 = yes && AC_DEFINE(HAVE_RENAMEAT2, 1, renameat2(2) is available) 219test $ac_cv_renameat2 = yes && AC_DEFINE(HAVE_RENAMEAT2, 1, renameat2(2) is available)
220 220
221AC_CACHE_CHECK(for copy_file_frange, ac_cv_copy_file_frange, [AC_LINK_IFELSE([AC_LANG_SOURCE([[ 221AC_CACHE_CHECK(for copy_file_range, ac_cv_copy_file_range, [AC_LINK_IFELSE([AC_LANG_SOURCE([[
222#include <unistd.h> 222#include <unistd.h>
223#include <sys/syscall.h> 223#include <sys/syscall.h>
224#include <linux/copy.h> 224/*#include <linux/copy.h>*/
225int res; 225int res;
226int main (void) 226int main (void)
227{ 227{
228 res = syscall (SYS_copy_file_frange, 0, 0, 0, 0, 0, COPY_FR_REFLINK | COPY_FR_DEDUP | COPY_FR_COPY); 228 /*res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, COPY_FR_REFLINK | COPY_FR_DEDUP | COPY_FR_COPY);*/
229 res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, 0);
229 return 0; 230 return 0;
230} 231}
231]])],ac_cv_copy_file_frange=yes,ac_cv_copy_file_frange=no)]) 232]])],ac_cv_copy_file_range=yes,ac_cv_copy_file_range=no)])
232test $ac_cv_copy_file_frange = yes && AC_DEFINE(HAVE_copy_file_frange, 1, copy_file_frange(2) is available) 233test $ac_cv_copy_file_range = yes && AC_DEFINE(HAVE_copy_file_range, 1, copy_file_range(2) is available)
233 234

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