Specifies the type of the function passed to glib.completion.Completion.setCompare. This is used when you use strings as #GCompletion items.
an integer less than, equal to, or greater than zero if the first n bytes of s1 is found, respectively, to be less than, to match, or to be greater than the first n bytes of s2.
Deprecated: Rarely used API
Specifies the type of the function passed to glib.completion.Completion.setCompare. This is used when you use strings as #GCompletion items.