$NetBSD: patch-src_config.h.in,v 1.1 2012/12/21 15:06:31 joerg Exp $

--- src/config.h.in.orig	2012-12-21 10:42:05.000000000 +0000
+++ src/config.h.in
@@ -1066,7 +1066,7 @@ extern "C" {
    Use `inline static' to define inline functions in .c files.
    See the Internals manual for examples and more information. */
 
-#if defined (__cplusplus) || ! defined (__GNUC__)
+#if 1
 # define INLINE_HEADER inline static
 #elif defined (DONT_EXTERN_INLINE_HEADER_FUNCTIONS)
 # define INLINE_HEADER inline