ref: 5d32b4d66a0065bec228c9bbd61835e11718827c dir: /parse/nodes.def/
N(Nnone) N(Nfile) N(Nblock) N(Nifstmt) N(Nloopstmt) N(Nuse) N(Nexpr) N(Nlit) N(Nname) N(Ndecl) N(Nfunc) N(Nlbl)