libblkid: Enhance support for MacOS's hfs, hfsplus, and hfsx filesystems

Add detection for hfsx filesystems.  Add label and uuid detetion for
hfs, hfsplus, and hfsx.

Addresses-Sourceforge-Feature-Requests: #2060292

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2 files changed