PR: 19894
Submitted by: Tony Finch <dot@dotat.at>
2. "brackets" -> "angle brackets" when referring to < and >.
3. Clean up the bit about creating the usage() message. After clarifying a
couple of points the sentence became rather long, and rather poor English, so
it was converted to a enumerated list instead.
parts 1, 2, 3:
Reviewed by: sheldonh
01b8ea0462