cmake HAVE_LOCAL_ZLIB examples

rAthenaCN/rAthenaCN 3rdparty/zlib/CMakeLists.txt :30 

mark_as_advanced( HAVE_LOCAL_ZLIB )

rAthenaCN/rAthenaCN 3rdparty/zlib/CMakeLists.txt :38 

unset( HAVE_LOCAL_ZLIB CACHE )