NAME
	UnLockRecord -- Unlock a record (V36)

   SYNOPSIS
	success = UnLockRecord(fh,offset,length)
	D0		       D1   D2     D3

	BOOL UnLockRecord(BPTR,ULONG,ULONG)

   FUNCTION
	This releases the specified lock on a file.  Note that you must use
	the same filehandle you used to lock the record, and offset and length
	must be the same values used to lock it.  Every LockRecord() call must
	be balanced with an UnLockRecord() call.

   INPUTS
	fh      - File handle of locked file
	offset  - Record start position
	length  - Length of record in bytes

   RESULT
	success - Success or failure.

   BUGS
	See LockRecord()

   SEE ALSO
	LockRecords(), LockRecord(), UnLockRecords()