File list of package libmpg123-dev in buster of architecture amd64
/usr/include/fmt123.h
/usr/include/mpg123.h
/usr/include/out123.h
/usr/lib/x86_64-linux-gnu/libmpg123.so
/usr/lib/x86_64-linux-gnu/libout123.so
/usr/lib/x86_64-linux-gnu/pkgconfig/libmpg123.pc
/usr/lib/x86_64-linux-gnu/pkgconfig/libout123.pc
/usr/share/doc/libmpg123-dev/changelog.Debian.gz
/usr/share/doc/libmpg123-dev/changelog.gz
/usr/share/doc/libmpg123-dev/copyright
/usr/share/doc/libmpg123-dev/examples/Makefile
/usr/share/doc/libmpg123-dev/examples/dump_seekindex.c
/usr/share/doc/libmpg123-dev/examples/extract_frames.c
/usr/share/doc/libmpg123-dev/examples/feedseek.c.gz
/usr/share/doc/libmpg123-dev/examples/id3dump.c.gz
/usr/share/doc/libmpg123-dev/examples/mpg123_to_out123.c.gz
/usr/share/doc/libmpg123-dev/examples/mpglib.c
/usr/share/doc/libmpg123-dev/examples/scan.c