--- opencolorio/src/core/Platform.cpp.orig	2018-01-10 07:38:56.478513300 +0300
+++ opencolorio/src/core/Platform.cpp	2018-01-10 07:39:05.438364800 +0300
@@ -18,7 +18,7 @@
         // 
         void getenv (const char* name, std::string& value)
         {
-#ifdef WINDOWS
+#ifdef _MSC_VER
             // To remove the security compilation warning, the _dupenv_s method
             // must be used (instead of the getenv). The improvement is that
             // the buffer length is now under control to mitigate buffer overflow attacks.