chmod(1) on macOS
The text 964ff8eacfaf, as Mac OS X 10.4.10.x86, Mac OS X 10.4.10.ppc, Mac OS X 10.4.9.x86, Mac OS X 10.4.9.ppc, Mac OS X 10.4.8.x86, Mac OS X 10.4.8.ppc, Mac OS X 10.4.7.x86, Mac OS X 10.4.7.ppc, Mac OS X 10.4.6.x86, Mac OS X 10.4.6.ppc, Mac OS X 10.4.5.x86, Mac OS X 10.4.5.ppc, Mac OS X 10.4.4.x86, Mac OS X 10.4.4.ppc, Mac OS X 10.4.3, Mac OS X 10.4.2, Mac OS X 10.4.1, Mac OS X 10.4 shipped it.
change file modes or Access Control Lists
Flags it lists
-
-C -
-E -
-H -
-I -
-L -
-P -
-R -
-a -
-f -
-i -
-v