====== LOLCODE Recommendation v1.0 ======
  DIAF [<code> [<string>]]
Causes the program to exit with the specificed status code and message.  If a message is specified, it should be output to standard error or equivalent, and the status code specified should be returned.  If no message is specified, no message should be output, but if no code is specified, an implementation-specific error code should be returned.