pub unsafe extern "C" fn CPXcallbackgetrelaxationpi(
context: CPXCALLBACKCONTEXTptr,
lrpi: *mut f64,
lrbeg: c_int,
lrend: c_int,
qrpi: *mut f64,
qrpidef: *mut c_int,
qrbeg: c_int,
qrend: c_int,
qzerotol_p: *mut f64,
) -> c_int