Index: libjava/include/jni_md.h
===================================================================
--- libjava/include/jni_md.h	(revision 122411)
+++ libjava/include/jni_md.h	(working copy)
@@ -124,6 +124,19 @@
 
 #define JNICALL          __stdcall
 
+#else /* !( _WIN32 || __WIN32__ || WIN32) */
+
+#define JNIIMPORT
+#if defined(__GNUC__) && __GNUC__ > 3
+#define JNIEXPORT __attribute__ ((visibility("default")))
+#else
+#define JNIEXPORT
+#endif
+
+#define JNICALL
+
+#endif /* !( _WIN32 || __WIN32__ || WIN32) */
+
 /* These defines apply to symbols in libgcj */
 #ifdef __GCJ_DLL__
 # ifdef __GCJ_JNI_IMPL__
@@ -135,14 +148,4 @@
 # define _CLASSPATH_JNIIMPEXP
 #endif /*  __GCJ_DLL__ */
 
-#else /* !( _WIN32 || __WIN32__ || WIN32) */
-
-#define JNIIMPORT
-#define JNIEXPORT
-#define JNICALL
-#define _CLASSPATH_JNIIMPEXP
-
-#endif /* !( _WIN32 || __WIN32__ || WIN32) */
-
-
 #endif /* __GCJ_JNI_MD_H__ */