Remove a leftover _XXX
Define IFADDR_FOREACH_SAFE for on-the-fly element removal in a loop

We have to use it when we purge an address element in an ifaddr loop.

This change restores the original behavior that was accidentally degraded.
Trailing whitespace
Trailing whitespace.
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Comments.
Fix macro spelling.
Just return sys_open(). COMPAT_10 will be handled internally.

ok christos@
split PRU_CONNECT, PRU_RCVOOB and PRU_SENDOOB into separate functions
(all implemented as EOPNOTSUPP).
Note import of dhcpcd-6.4.3
* remove declarations of unp_bind, unp_discard, unp_disconnect1, unp_drop,
  unp_shutdown1, unp_internalize and unp_output functions from sys/un.h
  and  instead declare them as static in uipc_usrreq.c with prototype
  declarations as necessary.

* remove struct lwp * parameter from unp_output() while here and just
  use curlwp instead.

as discussed with rmind
Remove the variable not used anymore.
sync with x68k/pmap_bootstrap.c,v 1.21 (in 2001).
release mbuf on failure of PRU_SEND
add missing \n

from Robert Millan <rmh@freebsd.org> via rumpkernel-users
call ->pr_abort(so) now instead of generic PRU_ABORT.
fixes kern/49056, and appears to remove the only missed PRU_ABORT call.
powerpc*-netbsd*: include netbsd-elf.h after sysv4.h
 We suport internal SEDES function older than 82575.
wm(4): Add internal SERDES support older than 82575.
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Fix an off by one bug in apropos.
The bug is in the html output where some garbage characters are
seen in the context match output.

From Abhinav Upadhyay in PR 49058.