040000 tree b2a2392ebd3e73e1267d3d8752b66483fcb0624e	2lib
100644 blob 754edf1b4b706e214e5bc73074cbd83dde27c7ba	README
040000 tree f873dfd385ccd9fe4dcc4544f7841d8e4e8c92d1	include
040000 tree e61e7db611ec24aa6c4f5eee80013e9c611f89ae	lib
040000 tree dd619594c100892aa29c8b83f90348ba4164906c	lib20
040000 tree 3cf671817450821330055f34cb87b5d77f94f477	lib21
040000 tree 8151f3b77353218bab4a23179419c0fa6960ec48	stub