cpc_buf_hrtime
hrtime = cpc_buf_hrtime(cpc, buf);
(void) printf("%7.3f %3d %5s ", mstimestamp(cpc_buf_hrtime(cpc, buf)),
mstimestamp(cpc_buf_hrtime(cpc, buf)));
if (cpc_buf_hrtime(cpc, *data1) == 0)
hrt = cpc_buf_hrtime(cpc, *data1);
if (cpc_buf_hrtime(cpc, *data1) == 0)
extern hrtime_t cpc_buf_hrtime(cpc_t *cpc, cpc_buf_t *buf);