ipn/ipnlocal: remove unused envknob
"sync"
"github.com/tailscale/golang-x-crypto/ssh"
- "tailscale.com/envknob"
"tailscale.com/util/mak"
)
-var useHostKeys = envknob.Bool("TS_USE_SYSTEM_SSH_HOST_KEYS")
-
// keyTypes are the SSH key types that we either try to read from the
// system's OpenSSH keys or try to generate for ourselves when not
// running as root.
