Fix feature flags for glibc 2.21

From: Lukas Nellen <lukas@nucleares.unam.mx>

Reported by Christian Glaser
---
 FdUtil/root/TTimeStamp.cc |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/FdUtil/root/TTimeStamp.cc b/FdUtil/root/TTimeStamp.cc
index 383b2ea..3342e16 100644
--- a/FdUtil/root/TTimeStamp.cc
+++ b/FdUtil/root/TTimeStamp.cc
@@ -465,7 +465,7 @@ void TTimeStamp::Dump(const tm_t& tmstruct /* ,ostream& str */)
 //#ifdef __GNUC__
 // special GCC extras
   printf(",\n      tm_gmtoff %7ld,  tm_zone \"%s\"",
-#ifdef __USE_BSD
+#if defined(__USE_BSD) || defined(__USE_MISC)
           tmstruct.tm_gmtoff,tmstruct.tm_zone);
 #else
           tmstruct.__tm_gmtoff,tmstruct.__tm_zone);