[jdk17u-dev] RFR: 8304291: [AIX] Broken build after JDK-8301998

[Tyler Steele]

Backport of this patch to address build errors on xlclang v16 build errors after Harfbuzz upgrade.

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Commit messages:
 - Backport 310aa9347861922af5f0311e9e93a5f49dee6adc

Changes: https://git.openjdk.org/jdk17u-dev/pull/1320/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1320&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8304291
  Stats: 6 lines in 2 files changed: 5 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1320.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1320/head:pull/1320

PR: https://git.openjdk.org/jdk17u-dev/pull/1320