Allows programs to open data files in specified directories as if they were in the current directory. APPEND drive:]path[;. ...

Allows programs to open data files in specified directories as if they were  in the current directory.    APPEND [[drive:]path[;...]] [/X[:ON | :OFF]] [/PATH:ON | /PATH:OFF] [/E]  APPEND ;      [drive:]path Specifies a drive and directory to append.    /X:ON        Applies appended directories to file searches and                 application execution.    /X:OFF       Applies appended directories only to requests to open files.                 /X:OFF is the default setting.    /PATH:ON     Applies the appended directories to file requests that already                 specify a path.  /PATH:ON is the default setting.    /PATH:OFF    Turns off the effect of /PATH:ON.    /E           Stores a copy of the appended directory list in an environment                 variable named APPEND.  /E may be used only the first time                 you use APPEND after starting up your system.    Type APPEND ; to clear the appended directory list.  Type APPEND without parameters to display the appended directory list.