Integrate union into Symbol struct
Integrate union into Symbol struct

This union was only used in Symbol, so it is a non sense to
put it in a different named union.

k0gaMSX/kcc,8l/scc,8l/scc,k0gaMSX/scc,k0gaMSX/scc,k0gaMSX/scc,8l/scc,k0gaMSX/kcc