pub unsafe extern "C" fn CFStringSetExternalCharactersNoCopy(
theString: CFMutableStringRef,
chars: *mut UniChar,
length: CFIndex,
capacity: CFIndex,
)
pub unsafe extern "C" fn CFStringSetExternalCharactersNoCopy(
theString: CFMutableStringRef,
chars: *mut UniChar,
length: CFIndex,
capacity: CFIndex,
)