auto import from //depot/cupcake/@135843
diff --git a/libc/unistd/time.c b/libc/unistd/time.c
new file mode 100644
index 0000000..13d7366
--- /dev/null
+++ b/libc/unistd/time.c
@@ -0,0 +1,62 @@
+/* $OpenBSD: time.c,v 1.5 2005/08/08 08:05:34 espie Exp $ */
+/*
+ * Copyright (c) 1983, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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>
+
+time_t
+time(time_t *t)
+{
+ struct timeval tt;
+
+ if (gettimeofday(&tt, (struct timezone *)0) < 0)
+ return (-1);
+ if (t)
+ *t = (time_t)tt.tv_sec;
+ return (tt.tv_sec);
+}
+
+
+clock_t
+clock(void)
+{
+ struct timespec tm;
+ static int clock_inited;
+ static clock_t clock_start;
+ clock_t now;
+
+ clock_gettime( CLOCK_MONOTONIC, &tm);
+ now = tm.tv_sec * CLOCKS_PER_SEC + (tm.tv_nsec * (CLOCKS_PER_SEC/1e9));
+
+ if (!clock_inited) {
+ clock_start = now;
+ clock_inited = 1;
+ }
+ return now - clock_start;
+}