Small fixes.

client/mysqlbinlog.cc:
  Patched patch for Bug#2491.
sql/set_var.cc:
  Added max_insert_delayed_threads into 'SHOW VARIABLES'.

client/mysqlbinlog.cc

@@ -306,6 +306,7 @@ int process_event(ulonglong *rec_count, char *last_db, Log_event *ev,
 		  my_off_t pos, int old_format)
 {
   char ll_buff[21];
+
   if ((*rec_count) >= offset)
   {
     if (!short_form)
@@ -566,8 +567,6 @@ static MYSQL* safe_connect()
   if(!local_mysql)
     die("Failed on mysql_init");
   
-  mysql_options(local_mysql, MYSQL_INIT_COMMAND,
-		"/*!32210 SET @@session.max_insert_delayed_threads=0*/");
   if (!mysql_real_connect(local_mysql, host, user, pass, 0, port, sock, 0))
     die("failed on connect: %s", mysql_error(local_mysql));
 
@@ -952,6 +951,8 @@ int main(int argc, char** argv)
     load_processor.init_by_cur_dir();
 
   exit_value= 0;
+  fprintf(result_file,
+	  "/*!40001 SET @@session.max_insert_delayed_threads=0*/;\n");
   while (--argc >= 0)
   {
     if (dump_log_entries(*(argv++)))

sql/set_var.cc

@@ -550,6 +550,8 @@ struct show_var_st init_vars[]= {
   {sys_max_connections.name,    (char*) &sys_max_connections,	    SHOW_SYS},
   {sys_max_connect_errors.name, (char*) &sys_max_connect_errors,    SHOW_SYS},
   {sys_max_delayed_threads.name,(char*) &sys_max_delayed_threads,   SHOW_SYS},
+  {sys_max_insert_delayed_threads.name,
+   (char*) &sys_max_insert_delayed_threads,   SHOW_SYS},
   {sys_max_heap_table_size.name,(char*) &sys_max_heap_table_size,   SHOW_SYS},
   {sys_max_join_size.name,	(char*) &sys_max_join_size,	    SHOW_SYS},
   {sys_max_relay_log_size.name, (char*) &sys_max_relay_log_size,    SHOW_SYS},