Remove $FreeBSD$: one-line sh pattern

Remove /^\s*#[#!]?\s*\$FreeBSD\$.*$\n/

Add DSCP support for network QoS to iscsi initiator.

Allow the DSCP codepoint also to be configurable
for the traffic in the direction from the initiator
to the target, such that writes and any requests
are also treated in the appropriate QoS class.

Reviewed by: mav
MFC after: 2 weeks
Sponsored by: NetApp, Inc.
Differential Revision: https://reviews.freebsd.org/D26714

Stop hardcoding WARNS in iscsictl(8).

MFC after: 2 weeks
Sponsored by: DARPA

Adopt SRCTOP in usr.bin

Prefer ${SRCTOP}/foo over ${.CURDIR}/../../foo and ${SRCTOP}/usr.bin/foo
over ${.CURDIR}/../foo for paths in Makefiles.

Differential Revision: https://reviews.freebsd.org/D9932
Sponsored by: Netflix
Silence on: arch@ (twice)

Include correct is*ct*l program in iscsi package, and package the
legacy version separately.

Submitted by: trasz
Sponsored by: The FreeBSD Foundation

Make libxo depend on libutil because it uses humanize_number after r287111

Remove overlinking in lib/libxo/tests, sbin/savecore, and
usr.bin/{iscsictl,wc,xo}

PR: 203673
Sponsored by: EMC / Isilon Storage Division

Upgrade libxo to 0.4.5.

Local changes incorporated by 0.4.5: r284340
Local changes retained: r276260, r282117

Obtained from: https://github.com/Juniper/libxo

Add libxo(3) support to iscsictl(8).

PR: 198396
Submitted by: Marie Helene Kvello-Aune <marieheleneka at gmail.com>
MFC after: 1 month
Sponsored by: The FreeBSD Foundation

iscsictl(8) does not actually needs to be linked to libcam nor libutil

Move iscsi.conf.5 from sbin/iscontrol/ to usr.bin/iscsictl/, as the
former is obsolete.

MFC after: 2 weeks
Sponsored by: The FreeBSD Foundation

Convert to usr.bin/ to LIBADD
Reduce overlinking

Whitespace fixes.

MFC after: 1 month
Sponsored by: The FreeBSD Foundation

Fix "make checkdpadd" in usr.bin/iscsictl by removing -lfl dependency

Approved by: rpaulo (mentor)
MFC after: 1 week

Bring in the new iSCSI target and initiator.

Reviewed by: ken (parts)
Approved by: re (delphij)
Sponsored by: FreeBSD Foundation