media-sound/jack2: add 2.22.0 ebuild
tree1b3df68a25f088c6f6c48e5f4b1801451e2a8d17
drwxr-xr-x - dev-cpp
drwxr-xr-x - dev-lang
drwxr-xr-x - media-sound
drwxr-xr-x - metadata
drwxr-xr-x - profiles