- Copy stable/10 (r259064) to releng/10.0 as part of the
10.0-RELEASE cycle.
- Update __FreeBSD_version [1]
- Set branch name to -RC1

[1] 10.0-CURRENT __FreeBSD_version value ended at '55', so
start releng/10.0 at '100' so the branch is started with
a value ending in zero.

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 a variety of compile errors with gcc48 and clang

PR: bin/165699
Submitted by: Arne Meyer <meyer.arne83@gmail.com>
Approved by: cperciva
MFC after: 1 week

sysctlbyname() returns -1 on error and sets errno. It does
not return the error itself.

The sequence number is now a node under which the MCA records are
hung by CPU id.
When showing the MCA record, print the MIB as a comment.

PR: ia64/113102

o Replace 'struct uuid' with 'uuid_t',
o Replace memcmp with uuid_equal(3),
o Use uuid_to_string(3) to convert to UUIds to string.

Do not emit values as var=value while everything else looks like
XML. Emit the values as <var>value</var> for consistency.

Grab a snapshot of Marcel's WIP ia64 machine check decoder.

Obtained from: marcel