cmake HAVE_LOCAL_PCRE examples

rAthenaCN/rAthenaCN 3rdparty/pcre/CMakeLists.txt :31 

mark_as_advanced( HAVE_LOCAL_PCRE )

rAthenaCN/rAthenaCN 3rdparty/pcre/CMakeLists.txt :39 

unset( HAVE_LOCAL_PCRE CACHE )