touch(1) on FreeBSD
The text 4ebf43dc29a6, as FreeBSD 4.11-RELEASE, FreeBSD 4.10-RELEASE, FreeBSD 4.9-RELEASE, FreeBSD 4.8-RELEASE, FreeBSD 4.7-RELEASE, FreeBSD 4.6.2-RELEASE, FreeBSD 4.6-RELEASE, FreeBSD 4.5-RELEASE, FreeBSD 4.4-RELEASE shipped it.
change file access and modification times
Flags it lists
-
-a -
-c -
-f -
-m -
-r -
-t