Differential D40226 Diff 122271 contrib/ldns/m4/ax_have_poll.m4

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contrib/ldns/m4/ax_have_poll.m4

	# ===========================================================================			# ===========================================================================
	# http://www.gnu.org/software/autoconf-archive/ax_have_poll.html			# https://www.gnu.org/software/autoconf-archive/ax_have_poll.html
	# ===========================================================================			# ===========================================================================
	#			#
	# SYNOPSIS			# SYNOPSIS
	#			#
	# AX_HAVE_POLL([ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])			# AX_HAVE_POLL([ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
	# AX_HAVE_PPOLL([ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])			# AX_HAVE_PPOLL([ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
	#			#
	# DESCRIPTION			# DESCRIPTION
	Show All 18 Lines
	#			#
	# Copyright (c) 2009 Peter Simons <simons@cryp.to>			# Copyright (c) 2009 Peter Simons <simons@cryp.to>
	#			#
	# Copying and distribution of this file, with or without modification, are			# Copying and distribution of this file, with or without modification, are
	# permitted in any medium without royalty provided the copyright notice			# permitted in any medium without royalty provided the copyright notice
	# and this notice are preserved. This file is offered as-is, without any			# and this notice are preserved. This file is offered as-is, without any
	# warranty.			# warranty.

	#serial 7			#serial 8

	AC_DEFUN([AX_HAVE_POLL], [dnl			AC_DEFUN([AX_HAVE_POLL], [dnl
	AC_MSG_CHECKING([for poll(2)])			AC_MSG_CHECKING([for poll(2)])
	AC_CACHE_VAL([ax_cv_have_poll], [dnl			AC_CACHE_VAL([ax_cv_have_poll], [dnl
	AC_LINK_IFELSE([dnl			AC_LINK_IFELSE([dnl
	AC_LANG_PROGRAM(			AC_LANG_PROGRAM(
	[#include <poll.h>],			[#include <poll.h>],
	[int rc; rc = poll((struct pollfd *)(0), 0, 0);])],			[int rc; rc = poll((struct pollfd *)(0), 0, 0);])],
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