[Midnightbsd-cvs] src: ng_base.c: migrate netgraph to kdb_enter_why

[laffer1 at midnightbsd.org]

Log Message:
-----------
migrate netgraph to kdb_enter_why

Modified Files:
--------------
    src/sys/netgraph:
        ng_base.c (r1.1.1.3 -> r1.2)
        (http://cvsweb.midnightbsd.org/src/sys/netgraph/ng_base.c?r1=1.1.1.3&r2=1.2)