diff --git a/src/archutils/Win32/arch_setup.h b/src/archutils/Win32/arch_setup.h
index d94103dc8c..60f574f053 100644
--- a/src/archutils/Win32/arch_setup.h
+++ b/src/archutils/Win32/arch_setup.h
@@ -109,7 +109,9 @@ typedef __int64 int64_t;
 typedef unsigned __int64 uint64_t;
 #define INT64_C(i) i##i64
 #define UINT64_C(i) i##i64
+#if _MSC_VER < 1600	// 1600 = VC++ 2010
 static inline int64_t llabs( int64_t i ) { return i >= 0? i: -i; }
+#endif // #if _MSC_VER < 1600
 #endif
 
 #undef min