==================
use key exchange based on GSSAPI
==================

GSSAPIKeyExchange yes

---

(client_config
  (gssapi_key_exchange
    (gssapi_key_exchange_value)))

==================
do not use key exchange based on GSSAPI
==================

GSSAPIKeyExchange no

---

(client_config
  (gssapi_key_exchange
    (gssapi_key_exchange_value)))

==================
use irregular casing
==================

GSSAPIKeyEXCHange yes

---

(client_config
  (gssapi_key_exchange
    (gssapi_key_exchange_value)))

==================
can use equals sign
==================

GSSAPIKeyEXCHange=yes

---

(client_config
  (gssapi_key_exchange
    (gssapi_key_exchange_value)))

==================
can use equals sign with whitespace
==================

GSSAPIKeyEXCHange = yes

---

(client_config
  (gssapi_key_exchange
    (gssapi_key_exchange_value)))

==================
can be specified after host
==================

Host example.com
  GSSAPIKeyExchange no

---

(client_config
  (host
    (host_value))
  (gssapi_key_exchange
    (gssapi_key_exchange_value)))

==================
detect invalid values
==================

GSSAPIKeyEXCHange ja

---

(client_config
  (ERROR
    (UNEXPECTED 'j')))
