LibFFI updated to 3.4.2. No additional changes to our code, libffi code or build system were required. Tested on all platforms.
------------- Commit messages: - 8280840: Update libFFI to 3.4.2 [v2] - 8280840: Update libFFI to 3.4.2 Changes: https://git.openjdk.java.net/jfx/pull/738/files Webrev: https://webrevs.openjdk.java.net/?repo=jfx&pr=738&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8280840 Stats: 3463 lines in 34 files changed: 927 ins; 38 del; 2498 mod Patch: https://git.openjdk.java.net/jfx/pull/738.diff Fetch: git fetch https://git.openjdk.java.net/jfx pull/738/head:pull/738 PR: https://git.openjdk.java.net/jfx/pull/738
