<<< packages_pkgcheck_scan >>>
    NonexistentDeps: version 9999: DEPEND: nonexistent package: dev-libs/libchdr
    NonexistentDeps: version 9999: RDEPEND: nonexistent package: dev-libs/libchdr
<<< open bugs >>>
  https://bugs.gentoo.org/926271 games-emulation/flycast-9999:_Cannot_emerge_due_to_missing_ebuild_dependency_dev-libs/libchdr
  https://bugs.gentoo.org/924444 [guru]_games-emulation/flycast-9999_emerge:_there_are_no_ebuilds_to_satisfy_&quot;dev-libs/libchdr&quot;