Dependency updates

[Chris Staub]

Chris Staub wrote:
> Here's a patch for updating some dependency info. The changes made are...
> 
> Autoconf needs Gawk and its testsuite uses Binutils
> Binutils needs Gawk
> Bison testsuite needs Gawk
> Coreutils needs Gawk
> E2fsprogs testsuite needs Bzip2
> Findutils testsuite needs Gawk
> Flex does not Patch, and its testsuite needs Diffutils
> Gettext needs Diffutils to build, not just for its testsuite
> IPRoute2 needs Binutils
> Texinfo testsuite needs Diffutils
> 

Hmm guess my patch had more than just dependency updates...I had changed 
a few others things on my local copy and forgot to filter them out of 
the dependency patch. Feel free to either apply it as-is or remove 
some/all of the other stuff aside from the Appendix C updates.