2010-12-08  Tobias Burnus  <burnus@net-b.de>

        PR fortran/46543
        * configure.ac: Add texinfo checks.
        * Makefile.am: Handle .texi documentation.
        * libquadmath.texi: New.
        * configure: Regenerated.
        * Makefile.in: Regenerated.

From-SVN: r167583