040000 tree 21a4fe530efa7a2ac2f1bf4c2ab19b09f1316e37	internal
100644 blob cda3bf6c55425847ac8a653f5dee971291ef515b	main.go
100644 blob 544bb19e4485dc03eb174a1b95c3319d0113fdfb	main_others.go
100644 blob b477be1e737b04e4e14e39f9fa882a810275a7c2	main_unix.go
100644 blob 1b208116c289a5db8ea170c40511c8ba582de62d	main_windows.go