support dist build for sylixos

[release-branch.go1.25] go1.25.0

Change-Id: I46dcb2de47fd752d61863cc351ad792b64995a93
Reviewed-on: https://go-review.googlesource.com/c/go/+/695416
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
TryBot-Bypass: Gopher Robot <gobot@golang.org>
Commit-Queue: David Chase <drchase@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: David Chase <drchase@google.com>

support dist build for sylixos

support dist build for sylixos

add syscall.Reboot for sylixos

[release-branch.go1.25] go1.25rc2

Change-Id: Iaf3a30e4c794c3f58abf429000d41f1c4f2fede1
Reviewed-on: https://go-review.googlesource.com/c/go/+/686456
TryBot-Bypass: Gopher Robot <gobot@golang.org>
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>

[release-branch.go1.24] go1.24.5

Change-Id: I0d1554956b9fb4453fc6cce977d67c56476e3624
Reviewed-on: https://go-review.googlesource.com/c/go/+/686455
Reviewed-by: Carlos Amedee <carlos@golang.org>
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: David Chase <drchase@google.com>
TryBot-Bypass: Gopher Robot <gobot@golang.org>

[release-branch.go1.23] go1.23.11

Change-Id: I5fbdef19b5cb5f9f570f2b7d06e6c94400a0a17f
Reviewed-on: https://go-review.googlesource.com/c/go/+/686437
Reviewed-by: Carlos Amedee <carlos@golang.org>
Reviewed-by: David Chase <drchase@google.com>
Auto-Submit: Gopher Robot <gobot@golang.org>
TryBot-Bypass: Gopher Robot <gobot@golang.org>

[release-branch.go1.25] go1.25rc1

Change-Id: I2611db09afd71b4b4811d118ec8c2446de4f8d40
Reviewed-on: https://go-review.googlesource.com/c/go/+/681056
Auto-Submit: Gopher Robot <gobot@golang.org>
TryBot-Bypass: Gopher Robot <gobot@golang.org>
Reviewed-by: Carlos Amedee <carlos@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>

Merge remote-tracking branch 'origin/release-branch.go1.24' into syli…

…xos-release-branch.go1.24