(this :c-type "struct thread *" :length #!+alpha 2 #!-alpha 1)
(prev :c-type "struct thread *" :length #!+alpha 2 #!-alpha 1)
(next :c-type "struct thread *" :length #!+alpha 2 #!-alpha 1)
;; starting, running, suspended, dead
(state :c-type "lispobj")
(tls-cookie) ; on x86, the LDT index
(this :c-type "struct thread *" :length #!+alpha 2 #!-alpha 1)
(prev :c-type "struct thread *" :length #!+alpha 2 #!-alpha 1)
(next :c-type "struct thread *" :length #!+alpha 2 #!-alpha 1)
;; starting, running, suspended, dead
(state :c-type "lispobj")
(tls-cookie) ; on x86, the LDT index