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-rw-r--r--configure.ac5
1 files changed, 5 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index c12beabde24..d8840a436de 100644
--- a/configure.ac
+++ b/configure.ac
@@ -374,6 +374,11 @@ dnl Linux, Solaris, Cygwin
AC_CHECK_MEMBERS([struct stat.st_atim.tv_nsec])
dnl FreeBSD, NetBSD
AC_CHECK_MEMBERS([struct stat.st_atimespec.tv_nsec])
+AC_CHECK_FUNC([linkat], [have_linkat=yes])
+if test "x${have_linkat}" = "xyes"; then
+ AC_DEFINE(HAVE_LINKAT, 1, [define if found linkat])
+fi
+AC_SUBST(HAVE_LINKAT)
dnl Check for argp
AC_CHECK_HEADER([argp.h], AC_DEFINE(HAVE_ARGP, 1, [have argp]))