Symbol: KTROP_CLEARFILE
sys/kern/kern_ktrace.c
1031
case KTROP_CLEARFILE:
sys/kern/kern_ktrace.c
1164
if (KTROP(ops) == KTROP_SET || KTROP(ops) == KTROP_CLEARFILE)
usr.bin/ktrace/ktrace.c
225
ops |= pid ? KTROP_CLEAR : KTROP_CLEARFILE;