absent calling conventiod specifier (prepare to 32bit windows build)
@@ -78,7 +78,7 @@ typedef EGLSurface (*eglCreateStreamProducerSurfaceKHR_PTR)(EGLDisplay dpy, EGLC
#elif !defined(_WIN32)
#include <dlfcn.h>
#else
-typedef intptr_t (*FPROC)();
+typedef intptr_t (__stdcall* FPROC)();
__declspec(dllimport)
FPROC __stdcall GetProcAddress(struct HINSTANCE__*, const char*);
#ifdef _MSC_VER
