1 # backupfile.m4 serial 6
2 dnl Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
7 AC_DEFUN([gl_BACKUPFILE],
9 dnl Prerequisites of lib/backupfile.c.
10 AC_REQUIRE([AC_HEADER_DIRENT])
11 AC_REQUIRE([gl_CHECK_TYPE_STRUCT_DIRENT_D_INO])
12 AC_REQUIRE([gl_AC_DOS])
13 AC_REQUIRE([AC_SYS_LONG_FILE_NAMES])
14 AC_CHECK_HEADERS_ONCE(unistd.h)
15 AC_CHECK_FUNCS(pathconf)