关于github.com/fvbock/endless

D:\GoWorkSpace\src\Gin_API_Framework\api>go run main.go # Gin_API_Framework/vendor/github.com/fvbock/endless ..\vendor\github.com\fvbock\endless\endless.go:64: undefined: syscall.SIGUSR1 ..\vendor\github.com\fvbock\endless\endless.go:65: undefined: syscall.SIGUSR2 ..\vendor\github.com\fvbock\endless\endless.go:68: undefined: syscall.SIGTSTP ..\vendor\github.com\fvbock\endless\endless.go:111: undefined: syscall.SIGUSR1 ..\vendor\github.com\fvbock\endless\endless.go:112: undefined: syscall.SIGUSR2 ..\vendor\github.com\fvbock\endless\endless.go:115: undefined: syscall.SIGTSTP ..\vendor\github.com\fvbock\endless\endless.go:119: undefined: syscall.SIGUSR1 ..\vendor\github.com\fvbock\endless\endless.go:120: undefined: syscall.SIGUSR2 ..\vendor\github.com\fvbock\endless\endless.go:123: undefined: syscall.SIGTSTP ..\vendor\github.com\fvbock\endless\endless.go:224: undefined: syscall.Kill ..\vendor\github.com\fvbock\endless\endless.go:224: too many errors endless.go 中syscall.SIGUSR1,syscall.SIGUSR2,syscall.SIGTSTP, 找不到。怎么解决啊。