static int sound_pid = -1;
int sound_pipe[2] = { -1, -1 }; /* for communication */
short *sound_data[SAMPLE_MAX]; /* pointer to sound data */
static int sound_pid = -1;
int sound_pipe[2] = { -1, -1 }; /* for communication */
short *sound_data[SAMPLE_MAX]; /* pointer to sound data */