Returns the fallback icon name for windows that has been set
with gtk_window_set_default_icon_name(). The returned
string is owned by GTK+ and should not be modified. It
is only valid until the next call to
gtk_window_set_default_icon_name().
Since 2.16
Returns the fallback icon name for windows that has been set with gtk_window_set_default_icon_name(). The returned string is owned by GTK+ and should not be modified. It is only valid until the next call to gtk_window_set_default_icon_name(). Since 2.16