GtkIconTheme documentation
https://developer.gnome.org/gtk3/stable/GtkIconTheme.html
It is not mentioned whether GtkIconTheme * returned by
gtk_icon_theme_get_default (void);
or
gtk_icon_theme_new (void);
must be freed or not
https://developer.gnome.org/gtk3/stable/GtkIconTheme.html
It is not mentioned whether GtkIconTheme * returned by
gtk_icon_theme_get_default (void);
or
gtk_icon_theme_new (void);
must be freed or not