Pasted

 
 
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:: Revised everything below @ v7.9.7.73 20221112010004
:: and thus some of the above. -JpE-
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::: set ver=v7.9.8.94 20221203232425 by -JpE-
 
::: RC6
:externals
echo %l1%
if %r3v3rs3% equ 2 goto return
 
::: just_externals.bat file-check.
if not exist %ext1% echo .
if not exist %ext1% echo %l1%
if not exist %ext1% echo    ***** "%ext0%" NOT FOUND. *****
if not exist %ext1% echo %l1%
if not exist %ext1% echo .
if not exist %ext1% goto return
 
::: bk1 is I: 
::: special flag.
set /a exit5=0
set destiny=%bk1%
if exist %ext1% if exist %destiny% call %ext1%
if not exist %destiny% set /a w=1
if %exit5% equ 1 set /a w=1
if %w% equ 1 call %notonline%
 
::: bk2 is X: 
set /a exit5=0
set destiny=%bk2%
if exist %ext1% if exist %destiny% call %ext1%
if not exist %destiny% set /a w=2
if %exit5% equ 1 set /a w=2
if %w% equ 2 call %notonline%
 
::: bk3 is H: 
set /a exit5=0
set destiny=%bk3%
if exist %ext1% if exist %destiny% call %ext1%
if not exist %destiny% set /a w=3
if %exit5% equ 1 set /a w=3
if %w% equ 3 call %notonline%
 
::: bk4 is U: 
set /a exit5=0
set destiny=%bk4%
::: Special Consideration for U: as catch-all.
set /a was=%wipe% & set /a wipe=0
if exist %ext1% if exist %destiny% call %ext1%
set /a wipe=%was%
if not exist %destiny% set /a w=7
if %exit5% equ 1 set /a w=7
if %w% equ 7 call %notonline%
 
 
:return
 
 
 
:: 100% -JpE-