4DOS
(ver 8.00)
Commercial made Abandoned Freeware


Version 7.50 was the last version of 4DOS released by JP Software.  
4DOS is now being upgraded by the open source community.  4DOS.com is 
a Command Line Interpretor, and an enhanced direct replacement for the 
IBM/Microsoft Command.com Command Line Interpretor.  4DOS works with 
all known varients of 16-bit DOS.  4DOS also supports the Regina REXX 
batch language interpretor.  

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To replace Command.com as the CLI interpretor, add this line to your 
Config.sys file (change path and environment size as appropriate) ->

	shell=C:\4DOS\4dos.com C:\4DOS /E:640 /P