From 9465dcab370710013f0e809b624a66760637a7ea Mon Sep 17 00:00:00 2001
From: Zachary Turner <zturner@google.com>
Date: Fri, 3 Mar 2017 18:38:22 +0000
Subject: [PATCH] Add missing #includes for FreeBSD.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@296902 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Support/Unix/Threading.inc | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/lib/Support/Unix/Threading.inc b/lib/Support/Unix/Threading.inc
index 06f4a2da6e7..2bcf8e5cd5f 100644
--- a/lib/Support/Unix/Threading.inc
+++ b/lib/Support/Unix/Threading.inc
@@ -22,16 +22,21 @@
 #include <pthread.h>
 
 #if defined(__FreeBSD__)
-#include <pthread_np.h>
+#include <pthread_np.h> // For pthread_getthreadid_np()
+#endif
+
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+#include <errno.h>
+#include <unistd.h>
 #endif
 
 #if defined(__NetBSD__)
-#include <lwp.h>
+#include <lwp.h>  // For _lwp_self()
 #endif
 
 #if defined(__linux__)
-#include <unistd.h>
-#include <sys/syscall.h>
+#include <unistd.h> // For syscall()
+#include <sys/syscall.h>  // For syscall codes
 #endif
 
 #if defined(__NetBSD__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
-- 
2.50.1