rdiff             137 maint/gnulib/tests/test-timespec.c                 struct timespec rdiff = timespec_sub (b, a);
rdiff             159 maint/gnulib/tests/test-timespec.c                 if (! extremal (rdiff))
rdiff             160 maint/gnulib/tests/test-timespec.c                   ASSERT (eq (b, timespec_add (rdiff, a)));