040000 tree 1f7b4cfbb7d2c5c9d78d9924561753d7b9a1176c	carbon
040000 tree c49a5fab03d9d5a573289633917771f4de84b411	common
040000 tree 4f718ccff89c62e59d740c992035ea1181fbc3cf	emulated
040000 tree 472cc377f18da7e93e294bc0335a46c0921cc430	gtk
040000 tree 697af7834046705ff9320bff26d61ed866016ccb	motif
040000 tree 9a1804cd4a56f1686fed73d81cd8f72c708f9915	win32