#define PIXBUF_INLINE_ICON_HEIF "icon_heic"
#define PIXBUF_INLINE_ICON_GRAYSCALE "icon_grayscale"
#define PIXBUF_INLINE_ICON_EXPOSURE "icon_exposure"
+#define PIXBUF_INLINE_SPLIT_PANE_SYNC "icon_split_pane_sync"
#define PIXBUF_INLINE_ICON_CW "icon_rotate_clockwise"
#define PIXBUF_INLINE_ICON_CCW "icon_rotate_counter_clockwise"