pub unsafe extern "C" fn SCIPsetHeurFree(
scip: *mut SCIP,
heur: *mut SCIP_HEUR,
heurfree: Option<unsafe extern "C" fn(scip: *mut SCIP, heur: *mut SCIP_HEUR) -> SCIP_RETCODE>,
) -> SCIP_RETCODEExpand description
sets destructor method of primal heuristic