#define FALSE 0 #define TRUE 1 #define NUM_BUFFERS 8 typedef struct { int bits; int rate; int format; int numchan; } REC_STRUCT; extern int OpenDevice(); extern void CloseDevice(); extern int StartPlayback(); extern char *filename; extern USHORT CurPosX, CurPosY; extern int ulBuffersize; extern REC_STRUCT RecSettings;