CVS commit: src/share/man/man9

["matthew green" <mrg%netbsd.org@localhost>]

Module Name:    src
Committed By:   mrg
Date:           Sun Aug 11 21:33:09 UTC 2019

Modified Files:
        src/share/man/man9: usbnet.9

Log Message:
minor rewording of a few places and add a new section to describe
the type of changes required to port a driver to usbnet interfaces.


To generate a diff of this commit:
cvs rdiff -u -r1.2 -r1.3 src/share/man/man9/usbnet.9

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.