[Fink-beginners] path should contain?

[cliffstevens]

I cannot install anything with fink.  Here's the error message:

Reading Package Lists...
Building Dependency Tree...
The following NEW packages will be installed:
3dpong 
0 packages upgraded, 1 newly installed, 0 to remove and 0  not upgraded.
Need to get 0B/33.3kB of archives. After unpacking 0B will be used.
dpkg: `update-rc.d' not found on PATH.
dpkg: 1 expected program(s) not found on PATH.
NB: root's PATH should usually contain /usr/local/sbin, /usr/sbin and /sbin.
E: Sub-process /sw/bin/dpkg returned an error code (2)