/* for speech file header */
typedef struct{
	char *pchName;
	long lSmpSize;	/* size in samples per channel, v2.03 MCH */
	unsigned short uSmpBytes, uSmpRate, uChannelNo;
} SPH_Header;

/*  header for file manipulation, for wav support */
short  fnReadHeaderInfo(SPH_Header *gSphHead, FILE *hInFile);
void  fnWriteHeaderInfo(SPH_Header *gSphHead, FILE *hInFile);
void fnUpdateHeaderInfo(SPH_Header *gSphHead, FILE *hInFile);