Index: uspace/lib/cpp/src/iostream.cpp
===================================================================
--- uspace/lib/cpp/src/iostream.cpp	(revision 573264848ed905f3d2877fd9cc0ff835815fa9f1)
+++ uspace/lib/cpp/src/iostream.cpp	(revision 573264848ed905f3d2877fd9cc0ff835815fa9f1)
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2017 Jaroslav Jindrak
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <ios>
+#include <iostream>
+#include <internal/streambufs.hpp>
+#include <new>
+
+namespace std
+{
+    istream cin{nullptr};
+    ostream cout{nullptr};
+
+    namespace aux
+    {
+        ios_base::Init init{};
+    }
+
+    int ios_base::Init::init_cnt_{};
+
+    ios_base::Init::Init()
+    {
+        if (init_cnt_++ == 0)
+        {
+            ::new(&cin) istream{::new aux::stdin_streambuf<char>{}};
+            ::new(&cout) ostream{::new aux::stdout_streambuf<char>{}};
+
+            cin.tie(&cout);
+        }
+    }
+
+    ios_base::Init::~Init()
+    {
+        /* if (--init_cnt_ == 0) */
+        /*     cout.flush(); */
+    }
+}