RFR: JDK-8327468: Do not restart close if errno is EINTR [macOS/linux]

[Matthias Baesken]

There are a number of places remaining in the linux/macOS native JDK codebase where we use the RESTARTABLE macro with close, but this is unwanted on Linux/macOS.

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Commit messages:
 - JDK-8327468

Changes: https://git.openjdk.org/jdk/pull/18164/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=18164&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8327468
  Stats: 16 lines in 2 files changed: 13 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk/pull/18164.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18164/head:pull/18164

PR: https://git.openjdk.org/jdk/pull/18164