2 # See if we need to provide linkat replacement.
4 dnl Copyright (C) 2009 Free Software Foundation, Inc.
5 dnl This file is free software; the Free Software Foundation
6 dnl gives unlimited permission to copy and/or distribute it,
7 dnl with or without modifications, as long as this notice is preserved.
9 # Written by Eric Blake.
11 AC_DEFUN([gl_FUNC_LINKAT],
13 AC_REQUIRE([gl_FUNC_OPENAT])
14 AC_REQUIRE([gl_FUNC_LINK])
15 AC_REQUIRE([gl_FUNC_LINK_FOLLOWS_SYMLINK])
16 AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
17 AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
18 AC_CHECK_FUNCS_ONCE([linkat symlink])
19 AC_CHECK_HEADERS_ONCE([sys/param.h])
20 if test $ac_cv_func_linkat = no; then