diff --git a/openaes/Android.mk b/openaes/Android.mk
index 336ebdd..ef6fcb0 100644
--- a/openaes/Android.mk
+++ b/openaes/Android.mk
@@ -3,7 +3,7 @@
 
 ifneq ($(TW_EXCLUDE_ENCRYPTED_BACKUPS), true)
 	# Build shared binary
-	LOCAL_SRC_FILES:= src/oaes.c \
+	LOCAL_SRC_FILES:= src/oaes.c
 	LOCAL_C_INCLUDES := \
 		$(commands_recovery_local_path)/openaes/src/isaac \
 		$(commands_recovery_local_path)/openaes/inc
@@ -22,7 +22,7 @@
 	LOCAL_C_INCLUDES := \
 		$(commands_recovery_local_path)/openaes/src/isaac \
 		$(commands_recovery_local_path)/openaes/inc
-	LOCAL_SRC_FILES = src/oaes_lib.c src/isaac/rand.c
+	LOCAL_SRC_FILES = src/oaes_lib.c src/isaac/rand.c src/ftime.c
 	LOCAL_SHARED_LIBRARIES = libc
 	include $(BUILD_SHARED_LIBRARY)
 
@@ -33,7 +33,7 @@
 	LOCAL_C_INCLUDES := \
 		$(commands_recovery_local_path)/openaes/src/isaac \
 		$(commands_recovery_local_path)/openaes/inc
-	LOCAL_SRC_FILES = src/oaes_lib.c src/isaac/rand.c
+	LOCAL_SRC_FILES = src/oaes_lib.c src/isaac/rand.c src/ftime.c
 	LOCAL_STATIC_LIBRARIES = libc
 	include $(BUILD_STATIC_LIBRARY)
 endif
diff --git a/openaes/src/ftime.c b/openaes/src/ftime.c
new file mode 100644
index 0000000..d918209
--- /dev/null
+++ b/openaes/src/ftime.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <time.h>
+#include "ftime.h"
+
+// This was removed from POSIX 2008.
+int ftime(struct timeb* tb) {
+  struct timeval  tv;
+  struct timezone tz;
+
+  if (gettimeofday(&tv, &tz) < 0)
+    return -1;
+
+  tb->time    = tv.tv_sec;
+  tb->millitm = (tv.tv_usec + 500) / 1000;
+
+  if (tb->millitm == 1000) {
+    ++tb->time;
+    tb->millitm = 0;
+  }
+
+  tb->timezone = tz.tz_minuteswest;
+  tb->dstflag  = tz.tz_dsttime;
+
+  return 0;
+}
diff --git a/openaes/src/ftime.h b/openaes/src/ftime.h
new file mode 100644
index 0000000..963d7c1
--- /dev/null
+++ b/openaes/src/ftime.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+// Only used by ftime, which was removed from POSIX 2008.
+struct timeb {
+  time_t          time;
+  unsigned short  millitm;
+  short           timezone;
+  short           dstflag;
+};
diff --git a/openaes/src/oaes_lib.c b/openaes/src/oaes_lib.c
index 7cfdc1c..6e20b47 100644
--- a/openaes/src/oaes_lib.c
+++ b/openaes/src/oaes_lib.c
@@ -33,7 +33,8 @@
 
 #include <stddef.h>
 #include <time.h> 
-#include <sys/timeb.h>
+//#include <sys/timeb.h>
+#include "ftime.h"
 #include <malloc.h>
 #include <string.h>