chpass(1) on FreeBSD
The text 02c979bd19c7, as FreeBSD 4.6.2-RELEASE, FreeBSD 4.6-RELEASE, FreeBSD 4.5-RELEASE, FreeBSD 4.4-RELEASE shipped it.
add or change user database information
Flags it lists
-
-a -
-e -
-p -
-s