hg: jdk8/build: 8024320: Add s390(x) detection to platform.m4

[omajid at redhat.com]

Changeset: 0874bb4707b7
Author:    omajid
Date:      2013-09-11 12:08 -0400
URL:       http://hg.openjdk.java.net/jdk8/build/rev/0874bb4707b7

8024320: Add s390(x) detection to platform.m4
Reviewed-by: erikj, ihse, dsamersoff

! common/autoconf/generated-configure.sh
! common/autoconf/platform.m4