> > > I'm trying to experiment with writing C for X.  I found a simple
> > > program that just creates a window and then closes it, but the
> > > include <X11/Xlib.h> line generates the error:
> > > 
> > > "X11/Xlib.h: No such file or directory"
> > 
> > man cc
> > Search for "-I".
> 
> http://www.gnu.org/manual/autoconf/html_node/index.html

Autoconf?  For a newbie C programmer?  That recommendation falls under
the category of "Corrupting the Minds and Morals of Our Youth".

David S.

>