ref: 1a3a60b609e8a20d0ea2290027827f45384a0d97 dir: /parse/nodes.def/
N(Nfile) N(Nblock) N(Nifstmt) N(Nloopstmt) N(Nuse) N(Nexpr) N(Nlit) N(Nname) N(Ndecl) N(Nfunc) N(Nlbl)