Here is acl to go along with the XFS utilities.
Title: acl-devs.tce
Description: POSIX Access Control Lists dev files.
Version: 2.4.47
Author: Andreas Gruenbacher, SGI XFS development team
Original-site: http://oss.sgi.com/projects/xfs/ http://acl.bestbits.at/
Copying-policy: GPL
Size: 17K
Extension_by: Jason W
Comments: This extension is PPI compatible.
Change-log: ----
Current: 2009/03/23 First version
Title: acl-devs.tcz
Description: POSIX Access Control Lists dev files.
Version: 2.4.47
Author: Andreas Gruenbacher, SGI XFS development team
Original-site: http://oss.sgi.com/projects/xfs/ http://acl.bestbits.at/
Copying-policy: GPL
Size: 27K
Extension_by: Jason W
Comments: ----
Change-log: ----
Current: 2009/03/23 First version
Title: acl.tcel
Description: POSIX Access Control Lists
Version: 2.4.47
Author: Andreas Gruenbacher, SGI XFS development team
Original-site: http://oss.sgi.com/projects/xfs/ http://acl.bestbits.at/
Copying-policy: GPL
Size: 31K
Extension_by: Jason W
Comments: This extension is PPI compatible.
Change-log: ----
Current: 2009/03/23 First version
Title: acl.tczl
Description: POSIX Access Control Lists
Version: 2.4.47
Author: Andreas Gruenbacher, SGI XFS development team
Original-site: http://oss.sgi.com/projects/xfs/ http://acl.bestbits.at/
Copying-policy: GPL
Size: 41K
Extension_by: Jason W
Comments: ----
Change-log: ----
Current: 2009/03/23 First version