From dc955eccb9a19fdc6ee8b5b70ea2e748a3cbbe54 Mon Sep 17 00:00:00 2001
From: don bright <hugh.m.bright@gmail.com>
Date: Sun, 3 Mar 2013 20:10:34 -0800
Subject: fix build broken on older gcc


diff --git a/src/import.cc b/src/import.cc
index fdb7aae..32d4fed 100644
--- a/src/import.cc
+++ b/src/import.cc
@@ -132,10 +132,10 @@ union stl_facet {
 
 void uint32_byte_swap( uint32_t &x )
 {
-#if defined(__GNUC__) || defined(__clang__)
-#if defined(__builtin_bswap32)
+#if __GNUC__ >= 4 && __GNUC_MINOR__ >= 3
+	x = __builtin_bswap32( x );
+#elif defined(__clang__)
 	x = __builtin_bswap32( x );
-#endif
 #elif defined(_MSC_VER)
 	x = _byteswap_ulong( x );
 #else
-- 
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