redo-ifchange zlib.stamp
redo-ifchange $(find physfs-2.0.2 -name '*.[ch]')

cmake -G "Unix Makefiles" -D PHYSFS_INTERNAL_ZLIB:BOOL=OFF -D PHYSFS_BUILD_SHARED:BOOL=OFF -D PHYSFS_BUILD_STATIC:BOOL=ON -D PHYSFS_BUILD_TEST:BOOL=OFF -D PHYSFS_BUILD_WX_TEST:BOOL=OFF -D ZLIB_INCLUDE_DIR:STRING=../zlib-1.2.5/ -D ZLIB_LIBRARY:STRING=../zlib-1.2.5/libz.a physfs-2.0.2 >&2
make -C physfs-2.0.2 >&2
