MFC r250193:
Do a sync of the devvp vnode for the mount, which buffers, among other
things, contain FAT blocks.  This makes fsync(2) for msdosfs more correct
by syncing the metadata needed to read the synced data.


git-svn-id: svn://svn.freebsd.org/base/stable/9@250694 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
MFC r250553:
	Add the letter 'x' to the font iso05-8x16.fnt

PR:	169797


git-svn-id: svn://svn.freebsd.org/base/stable/9@250712 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
MFC r250459:
	Add the letter 'q' to the font iso05-8x16.fnt

PR:	72585
PR:	169797


git-svn-id: svn://svn.freebsd.org/base/stable/9@250713 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
MFC r250412: posix_spawn_file_actions_addopen(3): Correct error for bad file
descriptor.

As per POSIX.1-2008, posix_spawn_file_actions_add* return [EBADF] if a file
descriptor is negative, not [EINVAL]. The bug was only in the manual page;
the code is correct.


git-svn-id: svn://svn.freebsd.org/base/stable/9@250715 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
MFC 250421: posix_spawn_file_actions_adddup2(3): Document difference with
dup2().

The ability to clear a file descriptor's close-on-exec flag via
posix_spawn_file_actions_adddup2() is in fact proposed in Austin Group issue
#411.


git-svn-id: svn://svn.freebsd.org/base/stable/9@250716 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
MFC r250528:
	Teach wpa_supplicant to properly compute wireless signal strength.

PR:		bin/170631


git-svn-id: svn://svn.freebsd.org/base/stable/9@250727 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
MFC r250509:
	The M_VESA_MODE_MAX is latest valid mode - not the first invalid.
	Permit its use in vidcontrol -i

PR:		bin/119483


git-svn-id: svn://svn.freebsd.org/base/stable/9@250729 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
MFC revisions 243049,243129,244134,245871,245912,249698,249924


git-svn-id: svn://svn.freebsd.org/base/stable/9@250733 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
MFC: r250487

Adding a detach method to p4tcc driver.

PR:		118739
Submitted by:	Dan Lukes <dan@obluda.cz> (earlier version)
Reviewed by:	jhb
Approved by:	sbruno (mentor)


git-svn-id: svn://svn.freebsd.org/base/stable/9@250734 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Merge remote-tracking branch 'upstream/svn_stable_9' into svn_stable_9