==================
GSSAPI authentication = yes
==================

GSSAPIAuthentication yes

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

==================
GSSAPI authentication = Yes
==================

GSSAPIAuthentication Yes

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

==================
GSSAPI authentication = true
==================

GSSAPIAuthentication true

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

==================
GSSAPI authentication = True
==================

GSSAPIAuthentication True

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

==================
GSSAPI authentication = no
==================

GSSAPIAuthentication no

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

==================
GSSAPI authentication = No
==================

GSSAPIAuthentication No

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

==================
GSSAPI authentication = false
==================

GSSAPIAuthentication false

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

==================
GSSAPI authentication = False
==================

GSSAPIAuthentication False

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

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

GSSAPIAuthentiCATion yes

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

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

GSSAPIAuthentiCATion=yes

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

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

GSSAPIAuthentiCATion = yes

---

(client_config
  (gssapi_authentication
    (gssapi_authentication_value)))

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

Host example.com
  GSSAPIAuthentication no

---

(client_config
  (host
    (host_value))
  (gssapi_authentication
    (gssapi_authentication_value)))

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

GSSAPIAuthentiCATion ja

---

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