040000 tree 4a255c128f707795f718a317cd7e48efefa12124	cocoa
040000 tree e8530f6fe363493b101c294a6c396d697082409d	common
040000 tree 2bd1ebf91262e15ea668f7a62713b1ccbb762185	gtk
040000 tree 7ba2da15352f36e1f769116c133625ae3b832d66	win32