Function CFCharacterSetCreateWithCharactersInString 

pub unsafe extern "C-unwind" fn CFCharacterSetCreateWithCharactersInString(
    alloc: Option<&CFAllocator>,
    the_string: Option<&CFString>,
) -> Option<CFRetained<CFCharacterSet>>

👎Deprecated: renamed to CFCharacterSet::with_characters_in_string

Available on crate feature CFCharacterSet only.