win32: add compat

System/Win32/NamedPipes.hsc

@@ -1,6 +1,8 @@
 #include <fcntl.h>
 #include <windows.h>
 
+#include "namedpipeapi_compat.h"
+
 {-# LANGUAGE CPP                #-}
 {-# LANGUAGE BangPatterns       #-}
 {-# LANGUAGE MultiWayIf         #-}

Win32.cabal

@@ -155,7 +155,7 @@ Library
     ghc-options:      -Wall
     include-dirs:     include
     includes:         "alphablend.h", "diatemp.h", "dumpBMP.h", "ellipse.h", "errors.h", "HsGDI.h", "HsWin32.h", "Win32Aux.h", "win32debug.h", "windows_cconv.h", "WndProc.h", "alignment.h"
-    install-includes: "HsWin32.h", "HsGDI.h", "WndProc.h", "windows_cconv.h", "alphablend.h", "wincon_compat.h", "winternl_compat.h", "winuser_compat.h", "winreg_compat.h", "tlhelp32_compat.h", "winnls_compat.h", "winnt_compat.h"
+    install-includes: "HsWin32.h", "HsGDI.h", "WndProc.h", "windows_cconv.h", "alphablend.h", "wincon_compat.h", "winternl_compat.h", "winuser_compat.h", "winreg_compat.h", "tlhelp32_compat.h", "winnls_compat.h", "winnt_compat.h", "namedpipeapi_compat.h"
     c-sources:
         cbits/HsGDI.c
         cbits/HsWin32.c

include/namedpipeapi_compat.h

@@ -0,0 +1,16 @@
+/* The version of wincon.h provided by the version of MSYS2 included with x86
+ * versions of GHC before GHC 7.10 excludes certain components introduced with
+ * Windows Vista.
+ */
+
+#ifndef NAMEDPIPEAPI_COMPAT_H
+#define NAMEDPIPEAPI_COMPAT_H
+
+#if defined(x86_64_HOST_ARCH) || __GLASGOW_HASKELL__ > 708
+#
+#else
+
+#define PIPE_ACCEPT_REMOTE_CLIENTS 0x0
+#define PIPE_REJECT_REMOTE_CLIENTS 0x8
+#endif /* GHC version check */
+#endif /* NAMEDPIPEAPI_COMPAT_H */