Function cplex_rs_sys::CPXcallbackgetfunc

pub unsafe extern "C" fn CPXcallbackgetfunc(
    env: CPXCENVptr,
    lp: CPXCLPptr,
    contextmask_p: *mut CPXLONG,
    callback_p: *mut CPXCALLBACKFUNC,
    cbhandle_p: *mut *mut c_void
) -> c_int