A string is used verbatim except for character sequences beginning
with %, as follows. The values of non-numeric formatted items depend
-on the locale setting recorded in `locale-coding-system'. The
-examples here are for the default (`C') locale.
+on the locale setting recorded in `system-time-locale' and
+`locale-coding-system'. The examples here are for the default
+(`C') locale.
%:a weekday name: `Monday'. %#A gives uppercase: `MONDAY'
%3a abbreviated weekday: `Mon'. %3A gives uppercase: `MON'