This change ensures that file ownership and ACLs are properly copied
on Windows.

Signed-off-by: Gabriel Adrian Samfira <gsamfira@cloudbasesolutions.com>

Copy Windows file metadata

While the .go files have multiple build tags, they haven't been tested on
GitHub Actions except for FreeBSD.

This change also fixes #183.

Signed-off-by: Kazuyoshi Kato <katokazu@amazon.com>

Except for one case, all logs are ultimately returned to the callers.
Fixes #179.

Signed-off-by: Kazuyoshi Kato <katokazu@amazon.com>

Do not log errors before returning them

Build containerd/continuity on multiple Unix OSes

Signed-off-by: Phil Estes <estesp@amazon.com>

Update CI Go version to 1.17

Use the syscall method instead of repeating the type conversions for
the syscall.Stat_t Atim/Atimespec members. This also allows to drop the
//nolint: unconvert comments.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>

fs: use syscall.Timespec.Unix