should use only the conversion specifiers defined by the ANSI C
standard. These are C<aAbBcdHIjmMpSUwWxXyYZ%>.
The given arguments are made consistent
-by calling C<mktime()> before calling your system's C<strftime()> function.
+as though by calling C<mktime()> before calling your system's
+C<strftime()> function, except that the C<isdst> value is not affected.
The string for Tuesday, December 12, 1995.