diff --git a/libc/bionic/sys_time.cpp b/libc/bionic/sys_time.cpp
new file mode 100644
index 0000000..3d0cd87
--- /dev/null
+++ b/libc/bionic/sys_time.cpp
@@ -0,0 +1,65 @@
+/*
+ * 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 <sys/time.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+
+#include "private/bionic_time_conversions.h"
+
+static int futimesat(int fd, const char* path, const timeval tv[2], int flags) {
+  timespec ts[2];
+  if (tv && (!timespec_from_timeval(ts[0], tv[0]) || !timespec_from_timeval(ts[1], tv[1]))) {
+    errno = EINVAL;
+    return -1;
+  }
+  return utimensat(fd, path, tv ? ts : nullptr, flags);
+}
+
+int utimes(const char* path, const timeval tv[2]) {
+  return futimesat(AT_FDCWD, path, tv, 0);
+}
+
+int lutimes(const char* path, const timeval tv[2]) {
+  return futimesat(AT_FDCWD, path, tv, AT_SYMLINK_NOFOLLOW);
+}
+
+int futimesat(int fd, const char* path, const timeval tv[2]) {
+  return futimesat(fd, path, tv, 0);
+}
+
+int futimes(int fd, const timeval tv[2]) {
+  timespec ts[2];
+  if (tv && (!timespec_from_timeval(ts[0], tv[0]) || !timespec_from_timeval(ts[1], tv[1]))) {
+    errno = EINVAL;
+    return -1;
+  }
+  return futimens(fd, tv ? ts : nullptr);
+}