diff --git a/src/native/windows/display.c b/src/native/windows/display.c
index 75a8855f..996326d0 100644
--- a/src/native/windows/display.c
+++ b/src/native/windows/display.c
@@ -269,7 +269,7 @@ jobject getVersion(JNIEnv * env, char *driver)
 		VS_FIXEDFILEINFO * fxdFileInfo;
 
 		UINT uiLen = 0;
-		bRetval = VerQueryValue(lpInfoBuff, TEXT("\\"), &fxdFileInfo, &uiLen);
+		bRetval = VerQueryValue(lpInfoBuff, TEXT("\\"), (void *)&fxdFileInfo, &uiLen);
 		if (bRetval != 0)
 			ret = (*env)->NewObject(env, version_class, version_cons, fxdFileInfo->dwProductVersionMS, fxdFileInfo->dwProductVersionLS);
 	}
diff --git a/src/native/windows/org_lwjgl_opengl_Pbuffer.c b/src/native/windows/org_lwjgl_opengl_Pbuffer.c
index 5fa9ff3a..810e695a 100644
--- a/src/native/windows/org_lwjgl_opengl_Pbuffer.c
+++ b/src/native/windows/org_lwjgl_opengl_Pbuffer.c
@@ -128,11 +128,8 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_WindowsPbufferPeerInfo_nCreate
 	int origin_x = 0; int origin_y = 0;
 	HWND dummy_hwnd;
 	HDC dummy_hdc;
-	HGLRC dummy_context;
 	HPBUFFERARB Pbuffer;
 	HDC Pbuffer_dc;
-	HDC saved_hdc;
-	HGLRC saved_context;
 	WGLExtensions extensions;
 	const int *pBufferAttribs_ptr;
 	WindowsPeerInfo *peer_info = (WindowsPeerInfo *)(*env)->GetDirectBufferAddress(env, peer_info_handle);