(wrong_type_argument): Remove loop around Fsignal.

(wrong_type_argument): Remove loop around Fsignal.
(Farrayp, Fsequencep): Use ARRAYP.
(Fcar, Fcdr): Remove loop around wrong_type_argument.
(Fcar): Use CAR.
(Fcar_safe): Use CAR_SAFE.
(Fcdr): Use CDR.
(Fcdr_safe): Use CDR_SAFE.
(Fsetcar, Fsetcdr): Use CHECK_CONS.
(Fsubr_arity, Fsubr_name): Use CHECK_SUBR.
(Faset): Use CHECK_ARRAY.