'RELENG_3_5_0_RELEASE'.

This commit was manufactured to restore the state of the 3.5-RELEASE image.
Releases prior to 5.3-RELEASE are omitting the secure/ and crypto/ subdirs.

of the typeset output, tend to make diffs harder to read and provide
bad examples for new-comers to mdoc.

This is not a merge from current because these files are in the Attic
there.

which included commits to RCS files with non-trunk default branches.

libc/db, libc/gen/crypt.* and libtelnet.  All affected files except 3
unimportant ones have already left the vendor branch.

Reviewed by:	Sean Eric Fagan