MFC: Correct diagnostics and no complaints if chflags() gives EOPNOTSUPP
    MFC the SMP cleanup.
    MFC the SMP cleanup.
    MFC SMP Cleanups, regenerate syscalls
Use the right number of [****] for mergemaster footnote.
Minor nits pointed out by a lot of people.
MFC: various fixes:

	- some sentencebreaks
	- typo
MFC: various fixes:

	- sync up with OpenBSD's cat
MFC:	remove dead debug code
MFC:	Remove bogus include.
MFC:	Remove bogus include.
	Remove unused variable.
MFC: Make the N2 isa cards probe again. Remove the unused frame relay hooks.

PR:		17814
Sync with sys/i386/conf/GENERIC revision 1.246.2.4.
MFC: Proper reference to execvp(3)
    Change f_count, f_msgcount from short to int.  Pad original
    fields in an attempt to keep backwards compatibility with
    potential 3rd party modules.

    I didn't mean to commit this quite yet, but it got mixed in with
    the SMP commit so...
MFC: includes, punctuation.
MFC: Allow static compilation with linuxthreads to work.
Fix a mis-resolved conflict.
MFC:

emoved unnecessary comma in stf addr printf in hex format,
which I mysteriously added.

Submitted by: ume
MFC: rev 1.47 (callback.c)
MFC: GDB 4.16 files not part of our GDB 4.18.