From 2caa63d64f99a64f64c8c4a5260477f761052eb4 Mon Sep 17 00:00:00 2001 From: Peter Breitenlohner Date: Tue, 10 Nov 2009 10:21:57 +0000 Subject: towards TL2010: libs/ git-svn-id: svn://tug.org/texlive/trunk@15957 c570f23f-e606-0410-a88d-b1316a301751 --- Build/source/libs/libpng/ac/libpng.ac | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'Build/source/libs/libpng/ac') diff --git a/Build/source/libs/libpng/ac/libpng.ac b/Build/source/libs/libpng/ac/libpng.ac index fcf51aadf7c..009b8cf1513 100644 --- a/Build/source/libs/libpng/ac/libpng.ac +++ b/Build/source/libs/libpng/ac/libpng.ac @@ -3,5 +3,8 @@ dnl dnl Copyright (C) 2009 Peter Breitenlohner dnl You may freely use, modify and/or distribute this file. dnl -## define required functions and headers from system libpng -KPSE_CHECK_LIB([libpng], [png_set_read_fn], [png.h]) +## basic check of system libpng +KPSE_TRY_LIB([libpng], + [#include ], + [png_structp png; png_voidp io; png_rw_ptr fn; +png_set_read_fn(png, io, fn);]) -- cgit v1.2.3