pub unsafe extern "C" fn SCIPsetNodeselFree(
scip: *mut SCIP,
nodesel: *mut SCIP_NODESEL,
nodeselfree: Option<unsafe extern "C" fn(scip: *mut SCIP, nodesel: *mut SCIP_NODESEL) -> SCIP_RETCODE>,
) -> SCIP_RETCODEExpand description
sets destructor method of node selector