/KBD
></PRE
><P>
    </P
><P
>     Here is a list of the significant variables that can be set in
     this manner:

     <P
></P
></P><DIV
CLASS="VARIABLELIST"
><DL
><DT
><TT
CLASS="ENVAR"
>BISON</TT
></DT
><DD
><P
>         Bison program
        </P
></DD
><DT
><TT
CLASS="ENVAR"
>CC</TT
></DT
><DD
><P
>         C compiler
        </P
></DD
><DT
><TT
CLASS="ENVAR"
>CFLAGS</TT
></DT
><DD
><P
>         options to pass to the C compiler
        </P
></DD
><DT
><TT
CLASS="ENVAR"
>CPP</TT
></DT
><DD
><P
>      