Failures on RHEL-s390x-m64, branch master

[sergiodj+buildbot@sergiodj.net]

Buildslave:
	rhel-7_1-s390x-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/RHEL-s390x-m64/builds/7163>

Commit(s) tested:
	1678bd35a35a3bace2d4aee39b64d96c638651f0

Author(s) (in the same order as the commits):
	Francois H. Theron <francois.theron@netronome.com>

Subject:
	Fix error messages in the NFP sources when building for 32-bit targets.

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/results/RHEL-s390x-m64/16/1678bd35a35a3bace2d4aee39b64d96c638651f0/>