#include <fcntl.h>
#include <dirent.h>
#include <sys/soundcard.h>
+#include <stdbool.h>
#include "para.h"
#include "fd.h"
#include "list.h"
#include "sched.h"
#include "ggo.h"
+#include "buffer_tree.h"
#include "write.h"
#include "oss_write.cmdline.h"
#include "error.h"