K 10
svn:author
V 6
brooks
K 8
svn:date
V 27
2018-04-17T17:20:04.485821Z
K 7
svn:log
V 366
Remove unused implementations of copyoutstr().

Also remove the commented out documentation.  The documentation arrived
with the import of the copy.9 manpage.  I suspect the implementations
came from NetBSD while bootstrapping the Arm and MIPS ports.

Reviewed by:	andrew, jmallett
Sponsored by:	DARPA, AFRL
Differential Revision:	https://reviews.freebsd.org/D15108

END