gtk_box_new(GTK_ORIENTATION_VERTICAL, spacing)
#define gtk_vscrollbar_new(adjust) \
gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, adjust)
gtk_box_new(GTK_ORIENTATION_VERTICAL, spacing)
#define gtk_vscrollbar_new(adjust) \
gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, adjust)