URL: http://www.libpng.org/pub/png/libpng.html
BuildRequires: crossmingw32-gcc
BuildRequires: crossmingw32-zlib
+BuildRequires: sed >= 4.0
BuildRequires: xz >= 1:4.999.7
Requires: crossmingw32-zlib
Provides: crossmingw32-libpng(APNG) = 0.10
%patch1 -p0
%patch2 -p1
+# avoid version script
+sed -i -e 's/^GLD=.*/GLD=/' configure
+
%build
%configure \
--target=%{target} \