Copy stable/10@r272459 to releng/10.1 as part of
the 10.1-RELEASE process.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Fix world after byacc import:
- old yacc(1) use to magicially append stdlib.h, while new one don't
- new yacc(1) do declare yyparse by itself, fix redundant declaration of
'yyparse'

Approved by: des (mentor)

Don't generate input() since it's not used.

Clenup code a bit and do not call fork(2) before dameon(3) where not needed.

MFC after: 1 month

Pacify new GCC4 warnings.

Submitted by: kan
MFC after: 1 week

Use socklen_t instead of int32_t where appropriate to pacify new GCC4
warnings.

Submitted by: kan
MFC after: 1 week

- Grammar fixes
- Reword one sentence

Approved by: brueffer
MFC after: 3 days

Sort sections.

Add missing #include
Bump WARNS level to 2

PR: bin/71668
Submitted by: Dan Lukes <dan@obluda.cz>
MFC after: 3 days

- One can use both BD_ADDR or name to specify address of the Bluetooth device.
Update man pages to document this fact.

- Update usage messages

- Change u_intXXX to uintXXX

Assorted markup, grammar, and spelling fixes.

Use uint instead of u_int

Fix uncontrolled access to the buffer in rfcomm_sppd(1).
Fix typo in hcsecd(8) man page.

Submitted by: Guido Falsi <mad@madpilot.net>
Reviewed by: imp (mentor)
Approved by: imp (mentor)

Update Bluetooth code.

Reviewed by: M. Warner Losh <imp@bsdimp.com>; John Hay <jhay@freebsd.org>
Approved by: M. Warner Losh <imp@bsdimp.com> (mentor)

Account for the fact that "buildworld" builds in the 'obj' tree
Pointed out by: Andrew Gallatin <gallatin@cs.duke.edu>

Reapply mdoc(7) fixes that got accidentally lost in the last
Bluetooth update, and fix a few more issues.

Submitted by: Maksim Yevmenkin <m_evmenkin@yahoo.com>, ru
Approved by: re (blanket)

Part 2 of the commit if new bluetooth code.
Submitted by: Maksim Yevmenkin <m_evmenkin@yahoo.com>
Approved by: re@