real_usec          29 maint/gnulib/tests/bench-digest.h   long real_usec;
real_usec          56 maint/gnulib/tests/bench-digest.h   ts->real_usec = (real_end.tv_sec - ts->real_start.tv_sec) * 1000000
real_usec          67 maint/gnulib/tests/bench-digest.h   printf ("real %10.6f\n", (double)ts->real_usec / 1000000.0);