diff --git a/legacy/eobj/lib/CMakeLists.txt b/legacy/eobj/lib/CMakeLists.txt
index 7063c90335..c5eb82bcd0 100644
--- a/legacy/eobj/lib/CMakeLists.txt
+++ b/legacy/eobj/lib/CMakeLists.txt
@@ -3,6 +3,8 @@ LIST(APPEND EOBJ_CC_SOURCES
    eobj_base_class.c
    )
 
+ADD_DEFINITIONS(-D_EOBJ_BUILD=1)
+
 include_directories(
    ${EINA_INCLUDE_DIRS}
    )
diff --git a/legacy/eobj/lib/Eobj.h b/legacy/eobj/lib/Eobj.h
index 076a21a6bc..041f703ec2 100644
--- a/legacy/eobj/lib/Eobj.h
+++ b/legacy/eobj/lib/Eobj.h
@@ -4,6 +4,32 @@
 #include <stdarg.h>
 #include <Eina.h>
 
+#ifdef EAPI
+# undef EAPI
+#endif
+
+#ifdef _WIN32
+# ifdef _EOBJ_BUILD
+#  ifdef DLL_EXPORT
+#   define EAPI __declspec(dllexport)
+#  else
+#   define EAPI
+#  endif /* ! DLL_EXPORT */
+# else
+#  define EAPI __declspec(dllimport)
+# endif /* ! _EOBJ_BUILD */
+#else
+# ifdef __GNUC__
+#  if __GNUC__ >= 4
+#   define EAPI __attribute__ ((visibility("default")))
+#  else
+#   define EAPI
+#  endif
+# else
+#  define EAPI
+# endif
+#endif /* ! _WIN32 */
+
 /**
  * @var _eobj_class_creation_lock
  * This variable is used for locking purposes in the class_get function