Fix clang compilation failure in Android

[tqfx]

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• Version of iperf3 (or development branch, such as master or 3.1-STABLE) to which this pull request applies: master

• Issues fixed (if any):

• Brief description of code changes (suitable for use as a commit message):

  • Fix aarch64-linux-android-clang compilation failure due to patch d80b914141582dc0c0cf3f71cc5799061074be66 #1651