Re: cinstall/Makefile.in and configure.

[DJ Delorie]

> BTW, I just remembered.  The rest of the Makefile.in uses the source
> includes and not the installed includes so this patch would make it
> consistent anyway.

Yeah, I know, I was just curious why it suddenly needs to be fixed.

Go ahead and check in the Makefile.in change; the configure.in change
is superfluous.