}
/* An array of strings forming the `long' documentation for a builtin xxx,
- which is printed by `help xxx'. It must end with a NULL. */
+ which is printed by `help xxx'. It must end with a NULL. By convention,
+ the first line is a short description. */
char *hello_doc[] = {
+ "Sample builtin.",
+ "",
"this is the long doc for the sample hello builtin",
(char *)NULL
};