pub unsafe extern "C" fn MIDIClientCreateWithBlock(
name: CFStringRef,
outClient: *mut MIDIClientRef,
notifyBlock: MIDINotifyBlock,
) -> OSStatuspub unsafe extern "C" fn MIDIClientCreateWithBlock(
name: CFStringRef,
outClient: *mut MIDIClientRef,
notifyBlock: MIDINotifyBlock,
) -> OSStatus