Portability problems not fixed by Gnulib:
@itemize
@item
-Windows does not support the non-SUS %e specifier (and possibly the
-other non-SUS specifiers too).
+The Windows C runtime library (which is used by MinGW) does not
+support the %e specifier (and possibly the other more recent SUS
+specifiers too, i.e., %C, %D, %h, %n, %r, %R, %t, and %T).
@end itemize
Extension: Gnulib offers a module @samp{strftime} that provides an