2010-05-21  Tobias Burnus  <burnus@net-b.de>

        * gfortran.h: Do not include system.h.
        * bbt.c: Include system.h.
        * data.c: Ditto.
        * dependency.c: Ditto.
        * dump-parse-tree.c: Ditto.
        * arith.h: Do not include gfortran.h.
        * constructor.h: Do not include gfortran.h and splay-tree.h.
        * match.h: Do not include gfortran.h.
        * parse.h: Ditto.
        * target-memory.h: Ditto.
        * openmp.c: Do not include toplev.h and target.h.
        * trans-stmt.c: Ditto not include toplev.h.
        * primary.c: Ditto.
        * trans-common.c: Tell why toplev.h is needed. And
        do not include target.h.
        * trans-expr.c: Tell why toplev.h is needed.
        * trans-array.c: Ditto.
        * trans-openmp.c: Ditto.
        * trans-const.c: Ditto.
        * trans.c: Ditto.
        * trans-types.c: Ditto.
        * trans-io.c: Ditto.
        * trans-decl.c: Ditto.
        * scanner.c: Ditto.
        * convert.c: Ditto.
        * trans-intrinsic.c: Ditto.
        * options.c: Ditto.

From-SVN: r159763