The Function keys are set up as follows (for Tektronix Terminals !)
You may save this setup with "Preferences/Save Preferences"

   <F2>     Record F1
   <F11>    Fontsize 120
   <F12>    Fontsize 180
   <F17>    LSE Search C
   <F18>    LSE Search TCL
   <F19>    LSE Search Fortran
   <F20>    Extract Search
   <Do>     "Repeat Key"
   <PF1>    "Rpt.K. Range"
   <PF2>    Begin of Line ; Insert Tab ; Next Line
   <PF3>    Begin of Line ; End of Word ; Begin of Word ; Back Tab ; Next Line
   <PF4>    Begin Of Line ; Delete Spaces ; Indent ; Next Line
         PF1, PF2 , PF3 and PF4 are used to reformat ranges of lines
   <K7>     Comment C Line
   <K8>     Uncomment C Line
   <K9>     Comment C Frame
   <K->     Remove C Frame
   
   <K4>     Comment TCL Line
   <K5>     Uncomment TCL Line
   <K6>     Comment TCL Frame
   <K,>     Remove TCL Frame
   
   <K1>     Comment FORTRAN Line
   <K2>     Uncomment FORTRAN Line
   
   <K0>     Close View
   <K.>     Split View
   
   <F17>    Extract C-functions
   <F18>    Extract TCL procs
   <F19>    Extract FORTRAN subr.+func.
   <F20>    Extract Search
   
