ref: d47d4ee1be3d12dfde55d0b2a42c75c4cb57d51d 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)