#endif
#endif
-#if defined(HAVE_OSTREAM) && defined(HAVE_LOCALE) && defined(HAVE_SSTREAM) && !defined(__CYGWIN__)
+#if defined(HAVE_OSTREAM) && defined(HAVE_LOCALE) && defined(HAVE_SSTREAM)
# define USE_BOOST_FORMAT 1
#else
# define USE_BOOST_FORMAT 0