Index: file_io/unix/xattr.c
===================================================================
--- file_io/unix/xattr.c	(revision 0)
+++ file_io/unix/xattr.c	(revision 0)
@@ -0,0 +1,75 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr_private.h"
+
+#if USE_XATTR_DARWIN
+#include "xattr/darwin.c"
+#endif
+#if USE_XATTR_FREEBSD
+#include "xattr/freebsd.c"
+#endif
+#if USE_XATTR_LINUX
+#include "xattr/linux.c"
+#endif
+#if USE_XATTR_SOLARIS
+#include "xattr/solaris.c"
+#endif
+
+#if !USE_XATTR_DARWIN && !USE_XATTR_FREEBSD && !USE_XATTR_LINUX && \
+    !USE_XATTR_SOLARIS
+
+#include "apr_tables.h"
+#include "apr_file_xattr.h"
+#include "apr_arch_file_io.h"
+
+
+APR_DECLARE(apr_status_t) apr_file_xattr_set(apr_file_t *file,
+                                             const char *name,
+                                             const void *value,
+                                             apr_size_t size,
+                                             apr_uint32_t flags,
+                                             apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_get(apr_file_t *file,
+                                             const char *name,
+                                             void **value,
+                                             apr_size_t *size,
+                                             apr_uint32_t flags,
+                                             apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_list(apr_file_t *file,
+                                              apr_array_header_t **list,
+                                              apr_uint32_t flags,
+                                              apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_remove(apr_file_t *file,
+                                                const char *name,
+                                                apr_uint32_t flags,
+                                                apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+#endif
Index: file_io/netware/xattr.c
===================================================================
--- file_io/netware/xattr.c	(revision 0)
+++ file_io/netware/xattr.c	(revision 0)
@@ -0,0 +1,56 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr_tables.h"
+#include "apr_file_xattr.h"
+#include "apr_arch_file_io.h"
+
+
+APR_DECLARE(apr_status_t) apr_file_xattr_set(apr_file_t *file,
+                                             const char *name,
+                                             const void *value,
+                                             apr_size_t size,
+                                             apr_uint32_t flags,
+                                             apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_get(apr_file_t *file,
+                                             const char *name,
+                                             void **value,
+                                             apr_size_t *size,
+                                             apr_uint32_t flags,
+                                             apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_list(apr_file_t *file,
+                                              apr_array_header_t **list,
+                                              apr_uint32_t flags,
+                                              apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_remove(apr_file_t *file,
+                                                const char *name,
+                                                apr_uint32_t flags,
+                                                apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
Index: file_io/os2/xattr.c
===================================================================
--- file_io/os2/xattr.c	(revision 0)
+++ file_io/os2/xattr.c	(revision 0)
@@ -0,0 +1,56 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr_tables.h"
+#include "apr_file_xattr.h"
+#include "apr_arch_file_io.h"
+
+
+APR_DECLARE(apr_status_t) apr_file_xattr_set(apr_file_t *file,
+                                             const char *name,
+                                             const void *value,
+                                             apr_size_t size,
+                                             apr_uint32_t flags,
+                                             apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_get(apr_file_t *file,
+                                             const char *name,
+                                             void **value,
+                                             apr_size_t *size,
+                                             apr_uint32_t flags,
+                                             apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_list(apr_file_t *file,
+                                              apr_array_header_t **list,
+                                              apr_uint32_t flags,
+                                              apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_remove(apr_file_t *file,
+                                                const char *name,
+                                                apr_uint32_t flags,
+                                                apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
Index: file_io/win32/xattr.c
===================================================================
--- file_io/win32/xattr.c	(revision 0)
+++ file_io/win32/xattr.c	(revision 0)
@@ -0,0 +1,56 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr_tables.h"
+#include "apr_file_xattr.h"
+#include "apr_arch_file_io.h"
+
+
+APR_DECLARE(apr_status_t) apr_file_xattr_set(apr_file_t *file,
+                                             const char *name,
+                                             const void *value,
+                                             apr_size_t size,
+                                             apr_uint32_t flags,
+                                             apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_get(apr_file_t *file,
+                                             const char *name,
+                                             void **value,
+                                             apr_size_t *size,
+                                             apr_uint32_t flags,
+                                             apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_list(apr_file_t *file,
+                                              apr_array_header_t **list,
+                                              apr_uint32_t flags,
+                                              apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_file_xattr_remove(apr_file_t *file,
+                                                const char *name,
+                                                apr_uint32_t flags,
+                                                apr_pool_t *p)
+{
+    return APR_ENOTIMPL;
+}