TMPDIR
                                                    Sets a storage location for temporary files.
| 
                                                                     Value  | 
                                                                
                                                                     Any local path.  | 
                                                            
| 
                                                                     Default  | 
                                                                
                                                                     On Windows—The temporary files directory defined by the operating system (by default, C:\Documents and Settings\${USER}\Local Settings\Temp). On Linux—Typically /tmp. You must explicitly set TMPDIR.  | 
                                                            
| 
                                                                     How to set  | 
                                                                
                                                                     
                                                                         Set in an environment variable. 
                                                                          | 
                                                            
| 
                                                                     Usage  | 
                                                                
                                                                     Seldom changed after installation. Nuance recommends a full path (not relative).  | 
                                                            
Vocalizer uses this location for its Internet fetch cache and while constructing log messages during a session.