diff --git a/internal/gamepad/gamepad_nintendosdk.go b/internal/gamepad/gamepad_nintendosdk.go
index a7cbfe106..c4f39de31 100644
--- a/internal/gamepad/gamepad_nintendosdk.go
+++ b/internal/gamepad/gamepad_nintendosdk.go
@@ -20,11 +20,6 @@ package gamepad
 // #cgo darwin LDFLAGS: -Wl,-undefined,dynamic_lookup
 //
 // #include "gamepad_nintendosdk.h"
-//
-// void ebitengine_UpdateGamepads();
-// int ebitengine_GetGamepadCount();
-// void ebitengine_GetGamepads(struct Gamepad* gamepads);
-// void ebitengine_VibrateGamepad(int id, double durationInSeconds, double strongMagnitude, double weakMagnitude);
 import "C"
 
 import (
diff --git a/internal/gamepad/gamepad_nintendosdk.h b/internal/gamepad/gamepad_nintendosdk.h
index 72bfa5d86..afbcdf82f 100644
--- a/internal/gamepad/gamepad_nintendosdk.h
+++ b/internal/gamepad/gamepad_nintendosdk.h
@@ -23,3 +23,17 @@ struct Gamepad {
   float button_values[32];
   float axis_values[16];
 };
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void ebitengine_UpdateGamepads();
+int ebitengine_GetGamepadCount();
+void ebitengine_GetGamepads(struct Gamepad *gamepads);
+void ebitengine_VibrateGamepad(int id, double durationInSeconds,
+                               double strongMagnitude, double weakMagnitude);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif