The CANCEL statement can be used to delink a library from a program and cause the library program to thaw (or unfreeze) and resume running as a regular program.
<cancel statement>
── CANCEL ── ( ─┬─<library identifier>─────────────────────┬─ ) ───────┤
├─<connection library instance designator>─┤
├─<this intrinsic>─────────────────────────┤
└─<connection parameter>───────────────────┘
