missing cases in switch of type syscall.Errno: syscall.ERROR_FILE_NOT_FOUND|syscall.ENOENT, syscall.ERROR_PATH_NOT_FOUND|syscall.ENOTDIR, syscall.ERROR_ACCESS_DENIED, syscall.ERROR_NO_MORE_FILES, syscall.ERROR_HANDLE_EOF, syscall.ERROR_NETNAME_DELETED, syscall.ERROR_FILE_EXISTS, syscall.ERROR_BROKEN_PIPE, syscall.ERROR_BUFFER_OVERFLOW, syscall.ERROR_INSUFFICIENT_BUFFER, syscall.ERROR_MOD_NOT_FOUND, syscall.ERROR_PROC_NOT_FOUND, syscall.ERROR_DIR_NOT_EMPTY, syscall.ERROR_ALREADY_EXISTS, syscall.ERROR_ENVVAR_NOT_FOUND, syscall.ERROR_MORE_DATA, syscall.ERROR_OPERATION_ABORTED, syscall.ERROR_IO_PENDING, syscall.ERROR_NOT_FOUND, syscall.ERROR_PRIVILEGE_NOT_HELD, syscall.WSAEACCES, syscall.WSAENOPROTOOPT, syscall.WSAECONNABORTED, syscall.WSAECONNRESET, syscall.E2BIG, syscall.EACCES, syscall.EADDRINUSE, syscall.EADDRNOTAVAIL, syscall.EADV, syscall.EAFNOSUPPORT, syscall.EAGAIN, syscall.EALREADY, syscall.EBADE, syscall.EBADF, syscall.EBADFD, syscall.EBADMSG, syscall.EBADR, syscall.EBADRQC, syscall.EBADSLT, syscall.EBFONT, syscall.EBUSY, syscall.ECANCELED, syscall.ECHILD, syscall.ECHRNG, syscall.ECOMM, syscall.ECONNABORTED, syscall.ECONNREFUSED, syscall.ECONNRESET, syscall.EDEADLK, syscall.EDEADLOCK, syscall.EDESTADDRREQ, syscall.EDOM, syscall.EDOTDOT, syscall.EDQUOT, syscall.EEXIST, syscall.EFAULT, syscall.EFBIG, syscall.EHOSTDOWN, syscall.EHOSTUNREACH, syscall.EIDRM, syscall.EILSEQ, syscall.EINPROGRESS, syscall.EINTR, syscall.EINVAL, syscall.EIO, syscall.EISCONN, syscall.EISDIR, syscall.EISNAM, syscall.EKEYEXPIRED, syscall.EKEYREJECTED, syscall.EKEYREVOKED, syscall.EL2HLT, syscall.EL2NSYNC, syscall.EL3HLT, syscall.EL3RST, syscall.ELIBACC, syscall.ELIBBAD, syscall.ELIBEXEC, syscall.ELIBMAX, syscall.ELIBSCN, syscall.ELNRNG, syscall.ELOOP, syscall.EMEDIUMTYPE, syscall.EMFILE, syscall.EMLINK, syscall.EMSGSIZE, syscall.EMULTIHOP, syscall.ENAMETOOLONG, syscall.ENAVAIL, syscall.ENETDOWN, syscall.ENETRESET, syscall.ENETUNREACH, syscall.ENFILE, syscall.ENOANO, syscall.ENOBUFS, syscall.ENOCSI, syscall.ENODATA, syscall.ENODEV, syscall.ENOEXEC, syscall.ENOKEY, syscall.ENOLCK, syscall.ENOLINK, syscall.ENOMEDIUM, syscall.ENOMEM, syscall.ENOMSG, syscall.ENONET, syscall.ENOPKG, syscall.ENOPROTOOPT, syscall.ENOSPC, syscall.ENOSR, syscall.ENOSTR, syscall.ENOSYS, syscall.ENOTBLK, syscall.ENOTCONN, syscall.ENOTEMPTY, syscall.ENOTNAM, syscall.ENOTRECOVERABLE, syscall.ENOTSOCK, syscall.ENOTSUP, syscall.ENOTTY, syscall.ENOTUNIQ, syscall.ENXIO, syscall.EOPNOTSUPP, syscall.EOVERFLOW, syscall.EOWNERDEAD, syscall.EPERM, syscall.EPFNOSUPPORT, syscall.EPIPE, syscall.EPROTO, syscall.EPROTONOSUPPORT, syscall.EPROTOTYPE, syscall.ERANGE, syscall.EREMCHG, syscall.EREMOTE, syscall.EREMOTEIO, syscall.ERESTART, syscall.EROFS, syscall.ESHUTDOWN, syscall.ESOCKTNOSUPPORT, syscall.ESPIPE, syscall.ESRCH, syscall.ESRMNT, syscall.ESTALE, syscall.ESTRPIPE, syscall.ETIME, syscall.ETIMEDOUT, syscall.ETOOMANYREFS, syscall.ETXTBSY, syscall.EUCLEAN, syscall.EUNATCH, syscall.EUSERS, syscall.EWOULDBLOCK, syscall.EXDEV, syscall.EXFULL, syscall.EWINDOWS (exhaustive)