Right.
Okay, this question was a little sneaky since
we haven't really discussed type definitions yet, but they clearly
aren't listed in the BNF defining compilation units and the
others are part of the BNF.
To compile type definitions you must put them in something else
(such as a package declaration); we'll discuss that more later.
You may also:
Go back to the question
Go up to the outline of lesson 2
David A. Wheeler (wheeler@ida.org)