Fix defined() parsing
Fix defined() parsing

primary() was calling after notdefined(), which consumed all the
tokens for 'defined(macro)'.

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