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# serial 18
# See if we need to emulate a missing ftruncate function using chsize.
# Copyright (C) 2000-2001, 2003-2007, 2009-2011 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.
AC_DEFUN([gl_FUNC_FTRUNCATE],
[
AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
AC_CHECK_FUNCS_ONCE([ftruncate])
if test $ac_cv_func_ftruncate = no; then
HAVE_FTRUNCATE=0
fi
])
# Prerequisites of lib/ftruncate.c.
AC_DEFUN([gl_PREREQ_FTRUNCATE],
[
AC_REQUIRE([AC_C_INLINE])
AC_CHECK_FUNCS([chsize])
])
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