Function PerfEnumerateCounterSetInstances

pub unsafe fn PerfEnumerateCounterSetInstances<P0>(
    szmachine: P0,
    pcountersetid: *const GUID,
    pinstances: Option<*mut PERF_INSTANCE_HEADER>,
    cbinstances: u32,
    pcbinstancesactual: *mut u32,
) -> u32
where
    P0: Param<PCWSTR>,