X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/64dfdfa28bc46e8e84c5fb9e329a7ad7940b3f73..9d646d31c9976a59ab05f72671f217972b2d7770:/include/wx/mac/corefoundation/cfref.h

diff --git a/include/wx/mac/corefoundation/cfref.h b/include/wx/mac/corefoundation/cfref.h
index fb84f0fc5c..f5251ab1c0 100644
--- a/include/wx/mac/corefoundation/cfref.h
+++ b/include/wx/mac/corefoundation/cfref.h
@@ -17,14 +17,19 @@
 #ifndef _WX_MAC_COREFOUNDATION_CFREF_H__
 #define _WX_MAC_COREFOUNDATION_CFREF_H__
 
+// Include unistd to ensure that NULL is defined
+#include <unistd.h>
+// Include AvailabilityMacros for DEPRECATED_ATTRIBUTE
+#include <AvailabilityMacros.h>
+
 // #include <CoreFoundation/CFBase.h>
 /* Don't include CFBase.h such that this header can be included from public
  * headers with minimal namespace pollution.
  * Note that Darwin CF uses extern for CF_EXPORT.  If we need this on Win32
  * or non-Darwin Mac OS we'll need to define the appropriate __declspec.
  */
-extern "C" {
 typedef const void *CFTypeRef;
+extern "C" {
 extern /* CF_EXPORT */
 CFTypeRef CFRetain(CFTypeRef cf);
 extern /* CF_EXPORT */