VM_TOTAL
name[1] = VM_TOTAL;
SYSCTL_PROC(_vm, VM_TOTAL, vmtotal, CTLTYPE_OPAQUE | CTLFLAG_RD |
#define VM_METER VM_TOTAL/* deprecated, use VM_TOTAL */
mib[1] = VM_TOTAL;
int mib[2] = { CTL_VM, VM_TOTAL };