- Copy stable/10@296371 to releng/10.3 in preparation for 10.3-RC1
builds.
- Update newvers.sh to reflect RC1.
- Update __FreeBSD_version to reflect 10.3.
- Update default pkg(8) configuration to use the quarterly branch.

Approved by: re (implicit)

MFC r291837:

split.ih:
- Create automatically generated include header for split.c

main.c:
- Use function definitions from debug.ih and split.ih instead of externs

Sponsored by: EMC / Isilon Storage Division

Revert r292168 -- I used the wrong commit message by accident

MFC r276737,r289369,r289376,r289424,r291219,r291382,r291385,r291908:

r276737 (by imp):

Remove old ioctl use and support, once and for all.

r289369 (by emaste):

newfs_msdos: rework option parsing to match NetBSD

NetBSD split newfs_msdos in two so that they can reuse the file system
creation part in makefs. This change is a step on the path of bringing
that support to FreeBSD.

Reviewed by: kib, pfg
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D3905

r289376 (by emaste):

newfs_msdos: move mkfs_msdos to separate file for later use in makefs

Sponsored by: The FreeBSD Foundation

r289424 (by emaste):

newfs_msdos: prefer snprintf to sprintf

Obtained from: NetBSD
Sponsored by: The FreeBSD Foundation

r291219 (by emaste):

newfs_msdos: rework error handling for eventual use in makefs

Return -1 on errors from mkfs_msdos() instead of err()/errx(), to
allow different consumers to handle errors as appropriate.

Obtained from: NetBSD
Sponsored by: The FreeBSD Foundation

r291382 (by emaste):

mkfs_msdos: sync with NetBSD

Add a sanity test and clean up whitespace.

Obtained from: NetBSD

r291385 (by emaste):

Use netbsd usage() implementation in newfs_msdos

In r289629 newfs_msdos option descriptions are available in
mkfs_msdos.h.

Obtained from: NetBSD

r291908:

Fix leak in mkfs_msdos(..) by initializing img to NULL and free'ing at the end
of the function

Differential Revision: https://reviews.freebsd.org/D4405
PR: 204943
Reviewed by: emaste, jilles
Reported by: David Binderman <dcb314@hotmail.com>
Sponsored by: EMC / Isilon Storage Division

MFC r291832,r291833,r291834,r291835,r291836,r291838:

r291832:

Fix -Wformat warnings by using the correct format qualifiers

Sponsored by: EMC / Isilon Storage Division

r291833:

- Use ANSI C function prototypes/definitions instead of K&R style ones
- Add a missing return type for main(..)

Sponsored by: EMC / Isilon Storage Division

r291834:

Add missing headers and sort #includes per style(9)

Sponsored by: EMC / Isilon Storage Division

r291835:

Use ANSI C function prototypes/definitions instead of K&R style ones

Sponsored by: EMC / Isilon Storage Division

r291836:

Use `==` instead of `=` in the function comment above split(..) so mkh -p
exposes split(..).

Sponsored by: EMC / Isilon Storage Division

r291838:

Fix -Wformat issues and minor whitespace issues in surrounding areas

Sponsored by: EMC / Isilon Storage Division

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

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

Fix the style of the SCM ID's.
I believe have made all of libc .c's as consistent as possible.

Remove 'register' keyword.

Spencer's regex(3) test code.

Obtained from: BSD/OS