diff --git a/linker/linker_debuggerd_stub.cpp b/linker/linker_debuggerd_stub.cpp
index 631e6e4..c671dd9 100644
--- a/linker/linker_debuggerd_stub.cpp
+++ b/linker/linker_debuggerd_stub.cpp
@@ -28,5 +28,11 @@
 
 #include "linker_debuggerd.h"
 
+#include <signal.h>
+
 void linker_debuggerd_init() {
 }
+extern "C" bool debuggerd_handle_signal(int /* signal_number */, siginfo_t* /* info */,
+                                        void* /* context */) {
+  return false;
+}