#define KT_SPKUP 15
extern const struct old_serial_port *spk_serial_init(int index);
-extern void stop_serial_interrupt(void);
-extern int wait_for_xmitr(void);
+extern void spk_stop_serial_interrupt(void);
+extern int spk_wait_for_xmitr(void);
extern unsigned char spk_serial_in(void);
extern unsigned char spk_serial_in_nowait(void);
extern int spk_serial_out(const char ch);
extern char synth_buffer_getc(void);
extern char synth_buffer_peek(void);
extern int synth_buffer_empty(void);
-extern struct var_t *get_var(enum var_id_t var_id);
+extern struct var_t *spk_get_var(enum var_id_t var_id);
extern ssize_t spk_var_show(struct kobject *kobj, struct kobj_attribute *attr,
char *buf);
extern ssize_t spk_var_store(struct kobject *kobj, struct kobj_attribute *attr,
const char *buf, size_t count);
-extern int serial_synth_probe(struct spk_synth *synth);
+extern int spk_serial_synth_probe(struct spk_synth *synth);
extern const char *spk_synth_immediate(struct spk_synth *synth, const char *buff);
extern void spk_do_catch_up(struct spk_synth *synth);
extern void spk_synth_flush(struct spk_synth *synth);