Program listings will look like this:

#include "emboss.h"

/* @prog helloworld **********************************************************
**
** Prints "Hello, World!" to the screen.
**
******************************************************************************/
int main(int argc, char **argv)
{  
      embInit("helloworld", argc, argv);

      ajFmtPrint("Hello, World!\n");

      embExit();
      return 0;
}

Occasionally, code is referred to within the text and it is given in this format. For example: