040000 tree 0a8b2210ae1ff9f8a194079b37ff300d8ae0768a	abseil-cpp
040000 tree e13a7cd0969bc9d0005fc82f63eacf1e27974481	exprtk
040000 tree c8dbbceab80aa43ce01e15b3128955040a62163d	grpc
040000 tree c2ad67224142cc420c67b11d77376dcb1c637e34	meson