dt_decl_prototype
(void) dt_decl_prototype(dnp, dnp, "array", DT_DP_ANON);
(void) dt_decl_prototype(dnp, dnp, "function",
extern int dt_decl_prototype(struct dt_node *, struct dt_node *,
nargc = dt_decl_prototype(nargs, nargs,
xargc = dt_decl_prototype(xargs, nargs,