pub unsafe extern "C-unwind" fn CGPDFDictionaryGetBoolean(
dict: CGPDFDictionaryRef,
key: NonNull<c_char>,
value: *mut CGPDFBoolean,
) -> bool👎Deprecated: renamed to
CGPDFDictionary::booleanAvailable on crate features
CGPDFDictionary and CGPDFObject only.