Compile on Windows again.

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@4175 0c269be4-1314-0410-8aa9-9f06e86f4224

common/jack/weakmacros.h

@@ -42,7 +42,12 @@
 */
 #define JACK_WEAK_EXPORT __attribute__((weak))
 #else
-/* Add other things here for non-gcc platforms */
+/* Add other things here for non-gcc platforms */
+
+#ifdef WIN32
+#define JACK_WEAK_EXPORT
+#endif
+
 #endif
 #endif
 
@@ -54,7 +59,12 @@
 #ifdef __GNUC__
 #define JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT __attribute__((__deprecated__))
 #else
-/* Add other things here for non-gcc platforms */
+/* Add other things here for non-gcc platforms */
+
+#ifdef WIN32
+#define JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT
+#endif
+
 #endif /* __GNUC__ */
 #endif