lib/Support/raw_ostream.cpp: Fix Cygwin's build.

setmode is provided by io.h on Cygwin.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116784 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Support/raw_ostream.cpp b/lib/Support/raw_ostream.cpp
index f3bcfa1b14a51f9e7995d15e6ecf2a91eb5e7eda..dceccad161d64375e04b123e6af1214c3d42afb6 100644 (file)
--- a/lib/Support/raw_ostream.cpp
+++ b/lib/Support/raw_ostream.cpp
@@ -32,6 +32,10 @@
 # include <fcntl.h>
 #endif
 
+#if defined(__CYGWIN__)
+#include <io.h>
+#endif
+
 #if defined(_MSC_VER)
 #include <io.h>
 #include <fcntl.h>