K 10
svn:author
V 4
ngie
K 8
svn:date
V 27
2017-05-22T06:07:09.960876Z
K 7
svn:log
V 206
MFC r315793:

intro(3): fix markup

- Use `Em` with `.It` macro when referring to other libraries, instead of
  `Xr`.
- Use `.Em` instead of `.Xr` when referring to libraries.
- Remove commented out lines.

END