(foutput_person_0): Added const qualifier to the person argument.

(foutput_person_2): Likewise.
(foutput_person): Likewise.
(foutput_conference_2): Added const qualifier to the conf_c argument.
(foutput_aux_flags): Now static.
(foutput_aux_item): Now static.
(foutput_aux_item_list): Now static.  Added const qualifier to the
	aux argument.
(foutput_membership_type): Now static.
(foutput_string): Now static.
(foutput_priv_bits): Now static.
(foutput_personal_flags): Now static.
(foutput_text_list): Now static.
(foutput_mark_list): Added const qualifier to the mark_list argument.
(foutput_mark): Now static.
(foutput_membership_list): Now static.
(foutput_time): Now static.
(foutput_member_list): Now static.
(foutput_member): Now static.
(foutput_conf_type): Now static.
(foutput_misc_info): Now static.
(foutput_ulong): Now static.