Copy stable/11@r303970 to releng/11.0 as part of the 11.0-RELEASE
cycle.

Prune svn:mergeinfo from the new branch, and rename it to RC1.

Update __FreeBSD_version.

Use the quarterly branch for the default FreeBSD.conf pkg(8) repo and
the dvd1.iso packages population.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Copy head@r302406 to stable/11 as part of the 11.0-RELEASE cycle.
Prune svn:mergeinfo from the new branch, as nothing has been merged
here.

Additional commits post-branch will follow.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Ensure that every ENTRY(foo) has a matching END(foo).
It allows to build with newer binutils

Differential Revision: https://reviews.freebsd.org/D877
Reviewed by: jhibbits

Mark assembler sources from libc as working with non-executable stack.

Reviewed and tested by: nwhitehorn

Add forgotten IEEE functions. The Perl 5.8 port now compiles.

Submitted by: Suleiman Souhlal <refugee@segfaulted.com>
Obtained from: NetBSD