From c54b8b69ede9d92e802baa1163d9cd734b034fb4 Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Fri, 27 Jan 2006 05:51:54 +0000
Subject: bsd

---
 src/lib9/sleep.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/lib9')

diff --git a/src/lib9/sleep.c b/src/lib9/sleep.c
index 5da602eb..7a5c79fd 100644
--- a/src/lib9/sleep.c
+++ b/src/lib9/sleep.c
@@ -1,9 +1,19 @@
 #include <u.h>
 #define NOPLAN9DEFINES
+#include <sys/param.h>
 #include <sys/time.h>
 #include <sched.h>
 #include <libc.h>
 
+#if defined(__NetBSD__) || (defined(__OpenBSD__) && OpenBSD <= 200511)
+#	define sched_yield() \
+#		do{ struct timespec ts; \
+#			ts.tv_sec = 0; \
+#			ts.tv_nsec = 10; \
+#			nanosleep(&ts, 0); \
+#		}while(0)
+#endif
+
 int
 p9sleep(long milli)
 {
-- 
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