RACCT_STACK
[RACCT_STACK] =
{ "stacksize", RACCT_STACK },
racct_set(p, RACCT_STACK, 0);
if (is_procstack && racct_set(p, RACCT_STACK,
limit = racct_get_available(p, RACCT_STACK);
error = racct_set(p, RACCT_STACK, ctob(vm->vm_ssize));