}
};
-uschar *address_file = NULL;
-uschar *address_pipe = NULL;
+const uschar *address_file = NULL;
+const uschar *address_pipe = NULL;
tree_node *addresslist_anchor = NULL;
int addresslist_count = 0;
gid_t *admin_groups = NULL;
int body_zerocount = 0;
uschar *bounce_message_file = NULL;
uschar *bounce_message_text = NULL;
-uschar *bounce_recipient = NULL;
+const uschar *bounce_recipient = NULL;
int bounce_return_linesize_limit = 998;
int bounce_return_size_limit = 100*1024;
uschar *bounce_sender_authentication = NULL;
int deliver_host_port = 0;
uschar *deliver_in_buffer = NULL;
ino_t deliver_inode = 0;
-uschar *deliver_localpart = NULL;
+const uschar *deliver_localpart= NULL;
uschar *deliver_localpart_data = NULL;
-uschar *deliver_localpart_orig = NULL;
-uschar *deliver_localpart_parent = NULL;
-uschar *deliver_localpart_prefix = NULL;
-uschar *deliver_localpart_prefix_v = NULL;
-uschar *deliver_localpart_suffix = NULL;
-uschar *deliver_localpart_suffix_v = NULL;
+const uschar *deliver_localpart_orig = NULL;
+const uschar *deliver_localpart_parent = NULL;
+const uschar *deliver_localpart_prefix = NULL;
+const uschar *deliver_localpart_prefix_v = NULL;
+const uschar *deliver_localpart_suffix = NULL;
+const uschar *deliver_localpart_suffix_v = NULL;
uschar *deliver_out_buffer = NULL;
int deliver_queue_load_max = -1;
address_item *deliver_recipients = NULL;
tree_node *ratelimiters_conn = NULL;
tree_node *ratelimiters_mail = NULL;
uschar *raw_active_hostname = NULL;
-uschar *raw_sender = NULL;
-uschar **raw_recipients = NULL;
+const uschar *raw_sender = NULL;
+const uschar **raw_recipients = NULL;
int raw_recipients_count = 0;
int rcpt_count = 0;
int receive_messagecount = 0;
int receive_timeout = 0;
int received_count = 0;
-uschar *received_for = NULL;
+const uschar *received_for = NULL;
/* This is the default text for Received headers generated by Exim. The
date will be automatically added on the end. */
int retry_interval_max = 24*60*60;
int retry_maximum_timeout = 0; /* set from retry config */
retry_config *retries = NULL;
-uschar *return_path = NULL;
+const uschar *return_path = NULL;
int rewrite_existflags = 0;
uschar *rfc1413_hosts = US"@[]";
int rfc1413_query_timeout = 0;
uschar *search_error_message = NULL;
uschar *self_hostname = NULL;
-uschar *sender_address = NULL;
+const uschar *sender_address = NULL;
unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
uschar *sender_address_data = NULL;
-uschar *sender_address_unrewritten = NULL;
+const uschar *sender_address_unrewritten = NULL;
uschar *sender_data = NULL;
unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
uschar *sender_fullhost = NULL;