rary.
</LI><LI CLASS="li-itemize">Each <CODE>.cat</CODE> can refer to other source files. If a source file <CODE>a.cat</CODE> contains a
line <CODE>open b</CODE>, then <CODE>a.cat</CODE> depends on the file <CODE>b.woof</CODE>, and <CODE>a.cat</CODE> must be
recompiled if <CODE>b.woof</CODE> changes. The <CODE>catc</CODE> function takes a <CODE>-I</CODE> option to define a
search path for dependencies.
</LI></UL><P>To define a build configuration, we have to do three things.
</P><OL CLASS="enumerate" type=1