This function is completely equivalent to the AmigaDOS DupLock(), except that ArpLib will remember that you have duped this lock, and will UnLock() for you when you CloseLibrary(ArpBase).
INPUTS
lock
- pointer to a lock RESULTS A lock or NULL, if no lock.
RESULT
EXAMPLE
SEE ALSO
DOS DOCUMENTATION, FreeTaskResList, ArpAlloc(), ArpAllocEntry(), ArpClose().