Fix integer overflow in IGMP protocol. [SA-15:04]

Fix vt(4) crash with improper ioctl parameters. [EN-15:01]

Updated base system OpenSSL to 1.0.1l. [EN-15:02]

Fix freebsd-update libraries update ordering issue. [EN-15:03]

Approved by: so

Copy stable/10@r272459 to releng/10.1 as part of
the 10.1-RELEASE process.

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

Merge OpenSSL 0.9.8x.

Reviewed by: stas
Approved by: benl (maintainer)
MFC after: 3 days

This commit was generated by cvs2svn to compensate for changes in r160814,
which included commits to RCS files with non-trunk default branches.

This commit was generated by cvs2svn to compensate for changes in r120631,
which included commits to RCS files with non-trunk default branches.

This commit was generated by cvs2svn to compensate for changes in r111147,
which included commits to RCS files with non-trunk default branches.

This commit was generated by cvs2svn to compensate for changes in r109998,
which included commits to RCS files with non-trunk default branches.