Function CGPDFOperatorTableSetCallback 

pub unsafe extern "C-unwind" fn CGPDFOperatorTableSetCallback(
    table: CGPDFOperatorTableRef,
    name: *const c_char,
    callback: CGPDFOperatorCallback,
)

👎Deprecated: renamed to CGPDFOperatorTable::set_callback

Available on crate features CGPDFOperatorTable and CGPDFScanner only.