UnLockRmsFile unlocks the open RMS file.
Function UnLockRmsFile(rmsHandle as Integer) As Boolean
RMS file handle
On success, UnLockRmsFile returns TRUE. If failed, it returns FALSE.
The function UnLockRmsFile unlocks the previous locked open RMS file. You must unlock
the locked RMS file to let other processes use it.
LockRmsFileWait, UnLockRmsFile, LockRmsFile.