347                 r = snprintf(buf, l, "@" USEC_FMT, t / USEC_PER_SEC);  /* round down µs → s */  in format_timestamp_style()
439                 (void) snprintf(buf, l, USEC_FMT " %s " USEC_FMT " %s %s",  in format_timestamp_relative()
449                 (void) snprintf(buf, l, USEC_FMT " %s " USEC_FMT " %s %s",  in format_timestamp_relative()
459                 (void) snprintf(buf, l, USEC_FMT " %s " USEC_FMT " %s %s",  in format_timestamp_relative()
466                 (void) snprintf(buf, l, USEC_FMT " days %s", d / USEC_PER_DAY, s);  in format_timestamp_relative()
468                 (void) snprintf(buf, l, "1 day " USEC_FMT "h %s",  in format_timestamp_relative()
471                 (void) snprintf(buf, l, USEC_FMT "h %s",  in format_timestamp_relative()
474                 (void) snprintf(buf, l, USEC_FMT "h " USEC_FMT "min %s",  in format_timestamp_relative()
478                 (void) snprintf(buf, l, USEC_FMT "min %s",  in format_timestamp_relative()
481                 (void) snprintf(buf, l, USEC_FMT "min " USEC_FMT "s %s",  in format_timestamp_relative()
485                 (void) snprintf(buf, l, USEC_FMT "s %s",  in format_timestamp_relative()
488                 (void) snprintf(buf, l, USEC_FMT "ms %s",  in format_timestamp_relative()
491                 (void) snprintf(buf, l, USEC_FMT"us %s",  in format_timestamp_relative()
571                                              "%s"USEC_FMT".%0*"PRI_USEC"%s",  in format_timespan()
586                                      "%s"USEC_FMT"%s",  in format_timespan()