K 10
svn:author
V 3
ygy
K 8
svn:date
V 27
2019-04-11T00:41:07.539582Z
K 7
svn:log
V 458
MFC r345887:

Rewrite intro(4) man page.

- Remove issues that no longer apply thanks to devfs
- Add language pointing out devfs's role and referencing its config
- Add a "historical notes" section and move discussion of block vs character devs to it, including pointing out the removal of block devs
- Modernize some examples

PR:		236970
Submitted by:	andrew@tao173.riddles.org.uk
Reviewed by:	0mp
Differential Revision:	https://reviews.freebsd.org/D19799

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