- fprintf (f, "Copyright (c) 2009 Charles Wilson, Dave Korn, Jason Tishler\n"); + fprintf (f, "Copyright (c) 2009, 2011 Charles Wilson, Dave Korn, Jason Tishler\n");
May I suggest if you are updating the copyright notice you also add "et al." to the list of names (since you are now a contributor too).
Regards, Chris