--- VST3 SDK/pluginterfaces/vst2.x/aeffect.h	2017-03-03 10:56:00.000000000 +0100
+++ VST3 SDK/pluginterfaces/vst2.x/aeffect.h	2020-02-07 21:49:58.291111777 +0100
@@ -66,7 +66,11 @@
 	#pragma options push -a8
 #elif defined(__GNUC__)
     #pragma pack(push,8)
-    #define VSTCALLBACK __cdecl
+    #if defined(__linux__)
+        #define VSTCALLBACK
+    #else
+        #define VSTCALLBACK __cdecl
+    #endif
 #elif defined(WIN32) || defined(__FLAT__) || defined CBUILDER
 	#pragma pack(push)
 	#pragma pack(8)