Function CGPDFDictionaryGetNumber 

pub unsafe extern "C-unwind" fn CGPDFDictionaryGetNumber(
    dict: CGPDFDictionaryRef,
    key: NonNull<c_char>,
    value: *mut CGPDFReal,
) -> bool

👎Deprecated: renamed to CGPDFDictionary::number

Available on crate features CGPDFDictionary and CGPDFObject only.