pub unsafe extern "C" fn VTSessionCopyProperty(
session: VTSessionRef,
propertyKey: CFStringRef,
allocator: CFAllocatorRef,
propertyValueOut: *mut c_void,
) -> OSStatuspub unsafe extern "C" fn VTSessionCopyProperty(
session: VTSessionRef,
propertyKey: CFStringRef,
allocator: CFAllocatorRef,
propertyValueOut: *mut c_void,
) -> OSStatus