diff --git a/libcutils/fs_config.c b/libcutils/fs_config.c
index 6a57a41f8..daa9ff545 100644
--- a/libcutils/fs_config.c
+++ b/libcutils/fs_config.c
@@ -35,22 +35,13 @@
 
 #include <log/log.h>
 #include <private/android_filesystem_config.h>
+#include <private/fs_config.h>
 #include <utils/Compat.h>
 
 #ifndef O_BINARY
 #define O_BINARY 0
 #endif
 
-/* The following structure is stored little endian */
-struct fs_path_config_from_file {
-    uint16_t len;
-    uint16_t mode;
-    uint16_t uid;
-    uint16_t gid;
-    uint64_t capabilities;
-    char prefix[];
-} __attribute__((__aligned__(sizeof(uint64_t))));
-
 /* My kingdom for <endian.h> */
 static inline uint16_t get2LE(const uint8_t* src) { return src[0] | (src[1] << 8); }
 
diff --git a/libcutils/include/private/fs_config.h b/libcutils/include/private/fs_config.h
new file mode 100644
index 000000000..7dad668aa
--- /dev/null
+++ b/libcutils/include/private/fs_config.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed 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.
+ */
+
+#ifndef _LIBS_CUTILS_PRIVATE_FS_CONFIG_H
+#define _LIBS_CUTILS_PRIVATE_FS_CONFIG_H
+
+#include <stdint.h>
+
+/*
+ * binary format for the runtime <partition>/etc/fs_config_(dirs|files)
+ * filesystem override files.
+ */
+
+/* The following structure is stored little endian */
+struct fs_path_config_from_file {
+    uint16_t len;
+    uint16_t mode;
+    uint16_t uid;
+    uint16_t gid;
+    uint64_t capabilities;
+    char prefix[];
+} __attribute__((__aligned__(sizeof(uint64_t))));
+
+#endif /* _LIBS_CUTILS_PRIVATE_FS_CONFIG_H */