unsigned short SiS_ProbeDDC(struct SiS_Private *SiS_Pr);
unsigned short SiS_ReadDDC(struct SiS_Private *SiS_Pr, unsigned short DDCdatatype,
unsigned char *buffer);
#else
static unsigned short SiS_InitDDCRegs(struct SiS_Private *SiS_Pr, unsigned int VBFlags,
int VGAEngine, unsigned short adaptnum, unsigned short DDCdatatype,
unsigned short SiS_ProbeDDC(struct SiS_Private *SiS_Pr);
unsigned short SiS_ReadDDC(struct SiS_Private *SiS_Pr, unsigned short DDCdatatype,
unsigned char *buffer);
#else
static unsigned short SiS_InitDDCRegs(struct SiS_Private *SiS_Pr, unsigned int VBFlags,
int VGAEngine, unsigned short adaptnum, unsigned short DDCdatatype,