[libstdc++] Build system cleanup [4/n]

[Kelley Cook]

--- Phil Edwards <phil@codesourcery.com> wrote:
> On Mon, Apr 04, 2005 at 04:43:58PM -0400, Kelley Cook wrote:
> >  
> > -m4_include([linkage.m4])
> > -m4_include([../config/no-executables.m4])
> > -
> > -
> 
> Oh good.  I was never able to get this to work with earlier 1.8
> tools.

Yes, aclocal used to not trace AC_DEFUN_ONCE, which happens to be how
GCC_NO_EXECUTABLES is defined.  My fix for that was rolled into
automake 1.9.3.