RFR: 8343417: (fs) BasicFileAttributeView.setTimes uses microsecond precision with NOFOLLOW_LINKS [v2]

[Brian Burkhalter]

> Add support for setting the last access and last modification times of symbolic links with nanosecond precision on Linux where the system call `utimensat(2)` is available.

Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:

  8343417: Make Java method utimensat() signature match that of the corresponding system call

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Changes:
  - all: https://git.openjdk.org/jdk/pull/21886/files
  - new: https://git.openjdk.org/jdk/pull/21886/files/76280431..26feef6c

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=21886&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=21886&range=00-01

  Stats: 13 lines in 4 files changed: 2 ins; 2 del; 9 mod
  Patch: https://git.openjdk.org/jdk/pull/21886.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/21886/head:pull/21886

PR: https://git.openjdk.org/jdk/pull/21886