public static void sysWriteln (String s)             throws NoInlinePragma { swLock(); write(s);   writeln(); swUnlock(); }
public static void sysWriteln(VM_Atom a)             throws NoInlinePragma { swLock(); write(a); write("\n"); swUnlock(); }
  public static void sysWriteln (String s)             throws NoInlinePragma { swLock(); write(s);   writeln(); swUnlock(); }