fuword64
fuword64((uintptr_t *)argv++)) != NULL) {
fuword64((uintptr_t *)envv++))) {
if ((subcmd = fuword64(ifr->ifr_data)) == -1) {
int64_t (*fuword64)(const uint64_t *);
pmap->fuword64 = std_fuword64;
return curthread->td_proc->p_vmspace->vm_pmap.fuword64(base);
int64_t fuword64 (const uint64_t *base);