5234 libproc could understand Linux core files
5235 libproc doesn't correctly handle elf note rounding
Reviewed by: Robert Mustacchi <rm@joyent.com>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Rafael Vanoni <rafael.vanoni@pluribusnetworks.com>
Approved by: Garrett D'Amore <garrett@damore.org>
5276 Add Richard PALO's fpround test.
Reviewed by: John Kennedy <john.kennedy@delphix.com>
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Approved by: Daniel Whitehall <dw@hydra.org>
	[illumos-gate merge]

commit a2290a3621fa5498b33edb7037d8e95c15ddf455
    5276 Add Richard PALO's fpround test.
commit 3c457126d6dda7ae8bfeed1d0f7023b997a97622
    5234 libproc could understand Linux core files
    5235 libproc doesn't correctly handle elf note rounding

Manifests:
	usr/src/pkg/manifests/system-test-libctest.mf (ignore)