AC_MSG_ERROR([C99 support is required])
fi
+# Windows stuff
+AC_CHECK_DECL(_WIN32)
+AM_CONDITIONAL([WINDOWS], [ test "x$ac_cv_have_decl__WIN32" = "xyes" ])
+
# -fstack-protector
AC_ARG_ENABLE([stack-protector],
[AS_HELP_STRING([--disable-stack-protector],