diff --git a/liblog/fake_log_device.c b/liblog/fake_log_device.c
index f8b7254..bc780c7 100644
--- a/liblog/fake_log_device.c
+++ b/liblog/fake_log_device.c
@@ -20,6 +20,7 @@
  * simulator, messages are printed to stderr.
  */
 #include "cutils/logd.h"
+#include "fake_log_device.h"
 
 #include <stdlib.h>
 #include <string.h>
diff --git a/liblog/fake_log_device.h b/liblog/fake_log_device.h
new file mode 100644
index 0000000..ae5d0f2
--- /dev/null
+++ b/liblog/fake_log_device.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2011 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 _FAKE_LOG_DEVICE_H
+#define _FAKE_LOG_DEVICE_H
+
+#include <sys/uio.h>
+
+int fakeLogOpen(const char *pathName, int flags);
+int fakeLogClose(int fd);
+ssize_t fakeLogWritev(int fd, const struct iovec* vector, int count);
+
+#endif // _FAKE_LOG_DEVICE_H
diff --git a/liblog/logd_write.c b/liblog/logd_write.c
index a0a753b..af03681 100644
--- a/liblog/logd_write.c
+++ b/liblog/logd_write.c
@@ -29,6 +29,10 @@
 #include <cutils/logd.h>
 #include <cutils/log.h>
 
+#if FAKE_LOG_DEVICE
+#include "fake_log_device.h"
+#endif
+
 #define LOG_BUF_SIZE	1024
 
 #if FAKE_LOG_DEVICE