[Midnightbsd-cvs] src: lib/libstdc++: update for modern gcc build setup.

[laffer1 at midnightbsd.org]

Log Message:
-----------
update for modern gcc build setup.

Modified Files:
--------------
    src/gnu/lib/libstdc++:
        Makefile (r1.4 -> r1.5)
        (http://cvsweb.midnightbsd.org/src/gnu/lib/libstdc++/Makefile?r1=1.4&r2=1.5)
        config.h (r1.3 -> r1.4)
        (http://cvsweb.midnightbsd.org/src/gnu/lib/libstdc++/config.h?r1=1.3&r2=1.4)