MON 60B 066B - IRELHIST (STOP AND RELEASE HISTOGRAM)

Stops (if running) and releases the histogram facility. Like 064B but releases regardless of the started flag when non-zero.

Status: dispatch byte-verified; body from 5P-P2-MON60.NPL (.npl); L07 body loc pending.

Handler (verbatim in .npl)

• Require reserved by caller, else EHNRESERVED.
• If 5HIFLAG><0 -> CALL RLHILOG. Clear 5HRTP. GO FAR 5OKRET.

Byte status

VERIFIED: dispatch + 5IFUNC[066]. From NPL: body. PENDING: L07 body address.