File list of package libgpm-dev in buster of architecture arm64
/usr/include/gpm.h /usr/lib/aarch64-linux-gnu/libgpm.a /usr/lib/aarch64-linux-gnu/libgpm.so /usr/share/doc/libgpm-dev/changelog.Debian.gz /usr/share/doc/libgpm-dev/changelog.gz /usr/share/doc/libgpm-dev/copyright