bless(8) on macOS
The text 85ea30645b02, as Mac OS X 10.6.2, Mac OS X 10.6.1, Mac OS X 10.6, Mac OS X 10.5.8, Mac OS X 10.5.7, Mac OS X 10.5.6, Mac OS X 10.5.5, Mac OS X 10.5.4, Mac OS X 10.5.3, Mac OS X 10.5.2 shipped it.
set volume bootability and startup disk options
Flags it lists
-
--bootBlockFile -
--bootefi -
--bootinfo -
--device -
--file -
--folder -
--folder9 -
--getBoot -
--info -
--label -
--labelfile -
--legacy -
--legacydrivehint -
--mount -
--netboot -
--nextonly -
--openfolder -
--options -
--plist -
--quiet -
--save9 -
--saveX -
--server -
--setBoot -
--shortform -
--startupfile -
--use9 -
--verbose -
--version -
-legacydrivehint