usr/include/
usr/include/pngconf.h
usr/include/png.h
usr/include/libpng16/
usr/include/pnglibconf.h
usr/include/libpng16/pngconf.h
usr/include/libpng16/png.h
usr/include/libpng16/pnglibconf.h
usr/lib/pkgconfig/
usr/lib/pkgconfig/libpng16.pc
usr/lib/pkgconfig/libpng.pc
