FreeBSD_STABLE_9-i386 - Build #137 - Fixed

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FreeBSD_STABLE_9-i386 - Build #137 - Fixed:

Build information: https://jenkins.FreeBSD.org/job/FreeBSD_STABLE_9-i386/137/
Full change log: https://jenkins.FreeBSD.org/job/FreeBSD_STABLE_9-i386/137/changes
Full build log: https://jenkins.FreeBSD.org/job/FreeBSD_STABLE_9-i386/137/console

Change summaries:

287139 by jkim:
MFC:	r286265, r286293, r286328

Always define __va_list for amd64 and restore pre-r232261 behavior for i386.