Cleanup Base: fetch

[Andre Nathan]

Matthew Dillon said:
>     I'm not sure about the Wiki, I don't manage that, but I committed
>     your patch.  I did change the '\0' to 0.  Thanks for the
> submission!

Isn't it better to use the '\0' to make it clear it's a character?
style(9) says this:

     Do not use ! for tests unless it is a boolean, e.g. use

     if (*p == '\0')

     not

     if (!*p)

Of course it ends up being personal preference, but anyway, just curious.

Andre