Fixed the Visual Studio Windows build

llvm-svn: 199111
diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp
index b3ea8b4..f27b2ce 100644
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.cpp
@@ -694,7 +694,11 @@
 
                 if (::mktemp (named_pipe_path))
                 {
+#if defined(_MSC_VER)
+                    if ( false )
+#else
                     if (::mkfifo(named_pipe_path, 0600) == 0)
+#endif
                     {
                         debugserver_args.AppendArgument("--named-pipe");
                         debugserver_args.AppendArgument(named_pipe_path);