Index: playsound/physfsrwops.h
--- playsound/physfsrwops.h.orig
+++ playsound/physfsrwops.h
@@ -29,6 +29,9 @@
 extern "C" {
 #endif
 
+#ifndef __EXPORT__
+#define __EXPORT__  __attribute__((visibility("default")))
+#endif
 /**
  * Open a platform-independent filename for reading, and make it accessible
  *  via an SDL_RWops structure. The file will be closed in PhysicsFS when the