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# Configure a replacement for <sys/file.h>.
# serial 6
# Copyright (C) 2008-2021 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
# Written by Richard W.M. Jones.
AC_DEFUN([gl_HEADER_SYS_FILE_H],
[
AC_REQUIRE([gl_HEADER_SYS_FILE_H_DEFAULTS])
dnl <sys/file.h> is always overridden, because of GNULIB_POSIXCHECK.
gl_CHECK_NEXT_HEADERS([sys/file.h])
if test $ac_cv_header_sys_file_h = yes; then
HAVE_SYS_FILE_H=1
else
HAVE_SYS_FILE_H=0
fi
AC_SUBST([HAVE_SYS_FILE_H])
dnl Check for declarations of anything we want to poison if the
dnl corresponding gnulib module is not in use.
gl_WARN_ON_USE_PREPARE([[#include <sys/file.h>
]], [flock])
])
AC_DEFUN([gl_HEADER_SYS_FILE_MODULE_INDICATOR],
[
AC_REQUIRE([gl_HEADER_SYS_FILE_H_DEFAULTS])
gl_MODULE_INDICATOR_SET_VARIABLE([$1])
])
AC_DEFUN([gl_HEADER_SYS_FILE_H_DEFAULTS],
[
GNULIB_FLOCK=0; AC_SUBST([GNULIB_FLOCK])
HAVE_FLOCK=1; AC_SUBST([HAVE_FLOCK])
])
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