% tar tf /var/portage/distfiles/poco-1.3.2-data.tar.bz2 | grep zlib poco-1.3.2-data/Foundation/include/Poco/zlib.h poco-1.3.2-data/Foundation/src/zlib.h yamato ~ # nm --defined-only -D /usr/lib/libPocoFoundation*.so.5 | grep zlib 0015f63e T zlibCompileFlags 0015f628 T zlibVersion 0015fd4a T zlibCompileFlags 0015fd34 T zlibVersion and of course others symbols and files.
Yeah, and a copy of expat and pcre, I know...
Actually there are two of expat too.
Fixed in version bump.