diff -Naur orig/common/sys/platform.h external_embree/common/sys/platform.h
--- orig/common/sys/platform.h	2020-05-13 23:08:53 -0600
+++ external_embree/common/sys/platform.h	2020-06-13 17:40:26 -0600
@@ -84,8 +84,8 @@
 ////////////////////////////////////////////////////////////////////////////////
 
 #ifdef __WIN32__
-#define dll_export __declspec(dllexport)
-#define dll_import __declspec(dllimport)
+#define dll_export 
+#define dll_import 
 #else
 #define dll_export __attribute__ ((visibility ("default")))
 #define dll_import