Returns true if the host port can currently be bound (i.e. is free). We open a TCP socket with SO_REUSEADDR off and try to bind to the requested host_

Sink ports: writes are silently ignored, reads return 0xFF

I/O port range helpers (mirrors HVF classification)

Returns true if running on Windows 10 version 1803 (build 17134) or later, which is when the Windows Hypervisor Platform API was first introduced. Use

On Windows / macOS the native implementations may still want to fall back to the libuv timer (e.g. if the native API allocation fails). Expose a separ

True when the new state matches what we already pushed downstream; in that case the caller can drop the event entirely.

Returns false if this hypervisor handles AP startup internally (e.g. WHVP xAPIC emulation) so the generic AP wait should be skipped.