[Midnightbsd-cvs] src: db/hash: Clear the memory so we don't write contents to .db files

[laffer1 at midnightbsd.org]

Log Message:
-----------
Clear the memory so we don't write contents to .db files all over the place.

Tags:
----
RELENG_0_2

Modified Files:
--------------
    src/lib/libc/db/btree:
        bt_split.c (r1.1.1.1 -> r1.1.1.1.4.1)
        (http://cvsweb.midnightbsd.org/src/lib/libc/db/btree/bt_split.c?r1=1.1.1.1&r2=1.1.1.1.4.1)
    src/lib/libc/db/hash:
        hash_buf.c (r1.1.1.1 -> r1.1.1.1.4.1)
        (http://cvsweb.midnightbsd.org/src/lib/libc/db/hash/hash_buf.c?r1=1.1.1.1&r2=1.1.1.1.4.1)
    src/lib/libc/db/mpool:
        mpool.c (r1.1.1.1 -> r1.1.1.1.4.1)
        (http://cvsweb.midnightbsd.org/src/lib/libc/db/mpool/mpool.c?r1=1.1.1.1&r2=1.1.1.1.4.1)