Lexicals

   A set of functions that return information about character
   strings and attributes of the current process.

Additional information available:

F$CONTEXT       F$CSID          F$CUNITS        F$CVSI          F$CVTIME
F$CVUI          F$DELTA_TIME    F$DEVICE        F$DIRECTORY     F$EDIT
F$ELEMENT       F$ENVIRONMENT   F$EXTRACT       F$FAO           F$FID_TO_NAME
F$FILE_ATTRIBUTES               F$GETDVI        F$GETENV        F$GETJPI
F$GETQUI        F$GETSYI        F$IDENTIFIER    F$INTEGER       F$LENGTH
F$LICENSE       F$LOCATE        F$MATCH_WILD    F$MESSAGE       F$MODE
F$MULTIPATH     F$PARSE         F$PID           F$PRIVILEGE     F$PROCESS
F$READLINK      F$SEARCH        F$SETPRV        F$STRING
F$SYMLINK_ATTRIBUTES            F$TIME          F$TRNLNM        F$TYPE
F$UNIQUE        F$USER          F$VERIFY