VS_ENG_CLOSE_PENDING
cxn->vsc_state = VS_ENG_CLOSE_PENDING;
case VS_ENG_CLOSE_PENDING:
eng->vse_cxns[cidx].vsc_state = VS_ENG_CLOSE_PENDING;
case VS_ENG_CLOSE_PENDING:
case VS_ENG_CLOSE_PENDING:
case VS_ENG_CLOSE_PENDING: