From ebb1d38825c6eafeb1e1ff9885b1557e7d065e49 Mon Sep 17 00:00:00 2001
From: Simon Marlow <marlowsd@gmail.com>
Date: Wed, 18 Mar 2009 16:59:36 +0000
Subject: wibble for getNumberOfProcessors

---
 rts/posix/OSThreads.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'rts/posix/OSThreads.c')

diff --git a/rts/posix/OSThreads.c b/rts/posix/OSThreads.c
index f15fc95c3a..1b85fd41f8 100644
--- a/rts/posix/OSThreads.c
+++ b/rts/posix/OSThreads.c
@@ -31,6 +31,10 @@
 #include <sched.h>
 #endif
 
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
 /*
  * This (allegedly) OS threads independent layer was initially
  * abstracted away from code that used Pthreads, so the functions
-- 
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