pub unsafe extern "C" fn SCIPseparateRelaxedKnapsack(
scip: *mut SCIP,
cons: *mut SCIP_CONS,
sepa: *mut SCIP_SEPA,
nknapvars: c_int,
knapvars: *mut *mut SCIP_VAR,
knapvals: *mut f64,
valscale: f64,
rhs: f64,
sol: *mut SCIP_SOL,
cutoff: *mut c_uint,
ncuts: *mut c_int,
) -> SCIP_RETCODE