diff --git a/headers/os/BeBuild.h b/headers/os/BeBuild.h
index d656574eba..04c4497afd 100644
--- a/headers/os/BeBuild.h
+++ b/headers/os/BeBuild.h
@@ -48,4 +48,7 @@
 #define _EXPORT
 #define _IMPORT
 
+#define B_DEFINE_SYMBOL_VERSION(function, versionedSymbol)	\
+	__asm__(".symver " function "," versionedSymbol)
+
 #endif	/* _BE_BUILD_H */
diff --git a/headers/private/system/symbol_versioning.h b/headers/private/system/symbol_versioning.h
new file mode 100644
index 0000000000..3ecf9b494d
--- /dev/null
+++ b/headers/private/system/symbol_versioning.h
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef _SYMBOL_VERSIONING_H
+#define _SYMBOL_VERSIONING_H
+
+#include <BeBuild.h>
+
+
+#ifdef _KERNEL_MODE
+#	define DEFINE_LIBROOT_KERNEL_SYMBOL_VERSION(function, symbol, version) \
+		B_DEFINE_SYMBOL_VERSION(function, symbol "KERNEL_" version)
+#else
+#	define DEFINE_LIBROOT_KERNEL_SYMBOL_VERSION(function, symbol, version) \
+		B_DEFINE_SYMBOL_VERSION(function, symbol "LIBROOT_" version)
+#endif
+
+
+#endif	/* _SYMBOL_VERSIONING_H */