diff --git a/libdl/libdl.c b/libdl/libdl.c
index d2e5e31..b62ee5c 100644
--- a/libdl/libdl.c
+++ b/libdl/libdl.c
@@ -70,4 +70,4 @@
   return 0;
 }
 
-const char* android_dlwarning(void) { return 0; }
+void android_dlwarning(void* obj, void (*f)(void*, const char*)) { f(obj, 0); }