ref: 183f3d40a1dbc2254f1e01de21eb022996f40ad2
dir: /lib/std/assert.myr/
use "fmt" use "syswrap" use "varargs" pkg std = const assert : (cond : bool, fmt : byte[:], args : ... -> void) ;; const assert = {cond, msg, args var ap if !cond ap = vastart(&args) std.fputv(2, msg, &ap) suicide() ;; }