Manual:DIL Manual string in extraptr

string in extraptr
   Argument 1: A string to find.
   Argument 2: An extra description list to search.
   Return: Extraptr to first entry with string matching .names or
           null if none. (names must be exact letter by letter
           match, although case is ignored).

Example:

dilbegin foo();
code
{
if ("Rabbit Stew Complete" in activator.quests) {
exec("say wow!, you helped Mary get her stew!", self);
exec("app ", self);
}
pause;
}
dilend