KERN_PROC_PID
what = KERN_PROC_PID;
case KERN_PROC_PID:
mib[2] = KERN_PROC_PID;
if (oid == KERN_PROC_PID) {
SYSCTL_KERN_PROC_ALLFLAGS(KERN_PROC_PID, pid);
what = KERN_PROC_PID;
plist = kvm_getprocs(kd, KERN_PROC_PID, pidfromfile, &nproc);
mib[2] = KERN_PROC_PID;