MFH: r522273 r522545 r522582 r523727

sysutils/lsof: fix build following base r356337.

I took the patch from 243122 as it was more correct.

PR: 243122, 243083
Submitted by: cy, yasu@utahime.org

sysutils/lsof: fix after base r356432.

PR: 243172
Submitted by: mjg
Reported by: yasu@utahime.org

sysutils/lsof: add a PPC64 work around for needing -lzpool

PR: 242833
Submitted by: luciano@vespaperitivo.it

sysutils/lsof: fix build on powerpc, powerpc64, powerpcse

PR: 242758
Submitted by: pkubaj

Approved by: ports-secteam (joneum)