typedef struct _cbuf_ cbuf; extern bool co_init P((unsigned int)); extern Uint co_check P((unsigned int, Int, unsigned int, Uint*, unsigned short*, cbuf**)); extern void co_new P((unsigned int, unsigned int, Uint, unsigned int, cbuf*)); extern Int co_remaining P((Uint)); extern void co_del P((unsigned int, unsigned int, Uint)); extern void co_list P((array*)); extern void co_call P((frame*)); extern void co_info P((uindex*, uindex*)); extern Uint co_time P((unsigned short*)); extern Uint co_delay P((Uint, unsigned int, unsigned short*)); extern void co_swapcount P((unsigned int)); extern long co_swaprate1 P((void)); extern long co_swaprate5 P((void)); extern bool co_dump P((int)); extern void co_restore P((int, Uint));