HFS+ POSIX Access Control Lists

configname: CONFIG_HFSPLUS_FS_POSIX_ACL

Linux Kernel Configuration
└─>File systems
└─>Miscellaneous filesystems
└─>HFS+ POSIX Access Control Lists
In linux kernel since version 3.12 (release Date: 2013-11-03)  
POSIX Access Control Lists (ACLs) support permissions for users and
groups beyond the owner/group/world scheme.

To learn more about Access Control Lists, visit the POSIX ACLs for
Linux website <http://acl.bestbits.at/>.

It needs to understand that POSIX ACLs are treated only under
Linux. POSIX ACLs doesn't mean something under Mac OS X.
Mac OS X beginning with version 10.4 ("Tiger") support NFSv4 ACLs,
which are part of the NFSv4 standard.

If you don't know what Access Control Lists are, say N