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authorPeter Breitenlohner <peb@mppmu.mpg.de>2009-11-10 10:21:57 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2009-11-10 10:21:57 +0000
commit2caa63d64f99a64f64c8c4a5260477f761052eb4 (patch)
tree600983cab39b43533d73d7bca50bfa616131c10b /Build/source/libs/libpng/ac/libpng.ac
parent3bb1571e68019ddbc4b3f1206a61a3a9fc55a9b1 (diff)
towards TL2010: libs/
git-svn-id: svn://tug.org/texlive/trunk@15957 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/libpng/ac/libpng.ac')
-rw-r--r--Build/source/libs/libpng/ac/libpng.ac7
1 files changed, 5 insertions, 2 deletions
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 <tex-live@tug.org>
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.h>],
+ [png_structp png; png_voidp io; png_rw_ptr fn;
+png_set_read_fn(png, io, fn);])