(C) 1998 AROS - The Amiga Research OS
CBERR_OK -- everything went just fine
CBERR_SYSERR -- system problems, typically not enough memory
CBERR_DUP -- another broker with the same name already exists (and your nb_Unique indicates that only one is allowed)
CBERR_VERSION -- the version found in nb_Version is unknown to the library