small patch for sys-include

[Jeffrey A Law]

  In message < 199802192259.OAA04426@kankakee.wrs.com >you write:
  > I tried configuring like this:
  > 
  > ~/net/egcs/configure --with-headers=/view/mrs.tor1_0_1.cpp/vobs/wpwr/target
  > /h -v --target m68k-wrs-vxworks --prefix=/folk/mrs/packages/egcs-980219.m68k
  > 
  > and noticed that sys-include was in two different places.  We need to
  > change at least one of them to match the other.  I bubbled the
  > directory up.
  > 
  > 1998-02-19  Mike Stump  <mrs@wrs.com>
  > 
  > 	* Makefile.in: Use $tooldir for sys-include to match toplevel
  > 	configure.
Thanks!  Dealing with this inconsistency has been on my todo list for
a while.... Installed!

jeff