Write the @code{spam-check-blackbox} function. It should return
@samp{nil} or @code{spam-split-group}. See the existing
@code{spam-check-*} functions for examples of what you can do.
+
+Make sure to add @code{spam-use-blackbox} to
+@code{spam-list-of-statistical-checks} if Blackbox is a statistical
+mail analyzer that needs the full message body to operate.
+
@end enumerate
For processing spam and ham messages, provide the following: