"What defines an operating system isn't a geeky label
or a collection of ramblings from the mouths of its community
members. Nor is it some empty and pointless certification offered
up by an obscure group of malcontented purveyors of "standards."
"An operating system is a kernel, a supporting cast of programs,
and a concept. For certain commercial entities, it's also a
marketing campaign, hype and profit. But, is the Linux operating
system just another flavor of the Unix operating system? Yes. But,
it's also much more.
"What you, as a business owner, want to know is if Linux is
enough like Unix that you can transition from a commercial Unix
flavor to Linux with minimum hassle and expense. The answer is