hg: build-infra/jdk9: * Fix JVM_CFLAGS_SYMBOLS on macosx, aix, windows.

[magnus.ihse.bursie at oracle.com]

Changeset: bdf2e01f85ba
Author:    ihse
Date:      2016-02-02 14:43 +0100
URL:       http://hg.openjdk.java.net/build-infra/jdk9/rev/bdf2e01f85ba

* Fix JVM_CFLAGS_SYMBOLS on macosx, aix, windows.
* Set -flimit-debug-info correctly for clang
* ZERO_ARCHDEF (used for legacy build) is really HOTSPOT_TARGET_CPU_DEFINE

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