--- /dev/null
+#ifndef __MAIN_H__\r
+#define __MAIN_H__\r
+\r
+/* To use this exported function of dll, include this header\r
+ * in your project.\r
+ */\r
+\r
+#ifdef BUILD_DLL\r
+ #define DLL_EXPORT __declspec(dllexport)\r
+#else\r
+ #define DLL_EXPORT __declspec(dllimport)\r
+#endif\r
+\r
+#endif // __MAIN_H__\r