typedef void (CALLBACK* SPUwriteDMAMem)(unsigned short *, int, unsigned int);\r
typedef void (CALLBACK* SPUreadDMAMem)(unsigned short *, int, unsigned int);\r
typedef void (CALLBACK* SPUplayADPCMchannel)(xa_decode_t *, unsigned int, int);\r
typedef void (CALLBACK* SPUwriteDMAMem)(unsigned short *, int, unsigned int);\r
typedef void (CALLBACK* SPUreadDMAMem)(unsigned short *, int, unsigned int);\r
typedef void (CALLBACK* SPUplayADPCMchannel)(xa_decode_t *, unsigned int, int);\r