040000 tree 80508649030fe4c48aa5ee2a53f2f01841ac9c45	cmdline
040000 tree b14842c1eddbb315a7b8674e822881c658b11d35	glob
040000 tree 8583d735a43b27bfe1005190c2a624e616e8667d	signals
040000 tree 2981d7c5dc7892d1756f887f71678750b7f17d76	testutil
040000 tree 574637918b48b29acf2e99aceb46773ee007fa75	toposort