- (record-synch-unlock RECORD-OBJECT RECORD-SYMBOL [BODY ...]) -> *syntax
Execute BODY ... while the RECORD-OBJECT mutex is locked, and leave the mutex unlocked.
Returns the result of BODY ....
RECORD-SYMBOL and RECORD-OBJECT are per record-synch.
Should the mutex be unlocked a warning is issued and the mutex is locked before executing the BODY.