ref: a4eb9c0aca8ae4adb6c50133ba26bbd250ae934d dir: /parse/nodes.def/
N(Nnone) N(Nblock) N(Nifstmt) N(Nloopstmt) N(Niterstmt) N(Nmatchstmt) N(Nmatch) N(Nuse) N(Nexpr) N(Nlit) N(Nname) N(Ndecl) N(Nfunc) N(Nimpl)