sed -i -e 's/\\4.5-api"/\\4.5"/g' $$PREFIX/lib/mono/xbuild-frameworks/.NETFramework/v4.5/RedistList/FrameworkList.xml; \
export MSBuildExtensionsPath=$$PREFIX/lib/mono/xbuild; \
MONO_DOTNET_PORTABLE_DIR=$$PREFIX/lib/mono/xbuild-frameworks/.NETPortable/; \
sed -i -e 's/\\4.5-api"/\\4.5"/g' $$PREFIX/lib/mono/xbuild-frameworks/.NETFramework/v4.5/RedistList/FrameworkList.xml; \
export MSBuildExtensionsPath=$$PREFIX/lib/mono/xbuild; \
MONO_DOTNET_PORTABLE_DIR=$$PREFIX/lib/mono/xbuild-frameworks/.NETPortable/; \