040000 tree b70e855c62257238113cf4be129821a08510fee4	commonflags
040000 tree 7c647489d7d2ce2a7804b3003cfe139b47af29be	ractool
040000 tree aa5449faa16dc7c3528b2583a3a5c3ad2d8635f8	wuffs-c
040000 tree b0e34e6d4a032ec83e8ba064242ab1fe76e5f39a	wuffs
040000 tree 59895acfec27d26dc597b5ebb9de787bf501f79a	wuffsfmt