int aec_level;
int cid_play_aec_level;
int readers, writers;
-#if LINUX_VERSION_CODE < 0x020400
- struct wait_queue *poll_q;
- struct wait_queue *read_q;
-#else
wait_queue_head_t poll_q;
wait_queue_head_t read_q;
-#endif
char *read_buffer, *read_buffer_end;
char *read_convert_buffer;
size_t read_buffer_size;
unsigned int read_buffer_ready;
-#if LINUX_VERSION_CODE < 0x020400
- struct wait_queue *write_q;
-#else
wait_queue_head_t write_q;
-#endif
char *write_buffer, *write_buffer_end;
char *write_convert_buffer;
size_t write_buffer_size;