diff --git a/examples/calculator.cpp b/examples/calculator.cpp
index 1d18c146..4ae11734 100644
--- a/examples/calculator.cpp
+++ b/examples/calculator.cpp
@@ -213,7 +213,7 @@ class Calc : public finalcut::FDialog
     void           clearInfixOperator();
     void           calcInfixOperator();
     virtual void   adjustSize();
-    const wchar_t* getButtonText (int);
+    const wchar_t* getButtonText (std::size_t);
     void           mapKeyFunctions();
 
     // Data Members
@@ -228,7 +228,7 @@ class Calc : public finalcut::FDialog
     char              infix_operator{'\0'};
     char              last_infix_operator{'\0'};
     finalcut::FString input{""};
-    int               button_no[Calc::NUM_OF_BUTTONS]{};
+    std::size_t       button_no[Calc::NUM_OF_BUTTONS]{};
 
     struct stack_data
     {
@@ -262,10 +262,11 @@ Calc::Calc (FWidget* parent)
       btn->setGeometry(30, 15, 5, 3);
     else
     {
-      int x, y, n;
+      int x, y;
+      std::size_t n;
       ( key <= Three ) ? n = 0 : n = 1;
-      x = (key + n) % 5 * 7 + 2;
-      y = (key + n) / 5 * 2 + 3;
+      x = int(key + n) % 5 * 7 + 2;
+      y = int(key + n) / 5 * 2 + 3;
       btn->setGeometry(x, y, 5, 1);
     }
 
@@ -1095,7 +1096,7 @@ void Calc::adjustSize()
 }
 
 //----------------------------------------------------------------------
-const wchar_t* Calc::getButtonText (int key)
+const wchar_t* Calc::getButtonText (std::size_t key)
 {
   static const wchar_t* const button_text[Calc::NUM_OF_BUTTONS] =
   {
diff --git a/examples/mouse.cpp b/examples/mouse.cpp
index 470f9a22..fa49f324 100644
--- a/examples/mouse.cpp
+++ b/examples/mouse.cpp
@@ -489,10 +489,10 @@ void MouseDraw::drawCanvas()
     winchar = &print_area->text[(ay + y) * w_line_len + ax];
     std::memcpy (winchar, canvaschar, sizeof(charData) * unsigned(x_end));
 
-    if ( short(print_area->changes[ay + y].xmin) > ax )
+    if ( int(print_area->changes[ay + y].xmin) > ax )
       print_area->changes[ay + y].xmin = uInt(ax);
 
-    if ( short(print_area->changes[ay + y].xmax) < ax + x_end - 1 )
+    if ( int(print_area->changes[ay + y].xmax) < ax + x_end - 1 )
       print_area->changes[ay + y].xmax = uInt(ax + x_end - 1);
   }
 
diff --git a/examples/treeview.cpp b/examples/treeview.cpp
index 6cb1f2b4..46df5fd1 100644
--- a/examples/treeview.cpp
+++ b/examples/treeview.cpp
@@ -29,19 +29,19 @@
 
 
 // Function prototypes
-long StringToLong (const finalcut::FString&);
+uInt64 StringToNumber (const finalcut::FString&);
 bool sortAscending (const finalcut::FObject*, const finalcut::FObject*);
 bool sortDescending (const finalcut::FObject*, const finalcut::FObject*);
 
 
 // non-member functions
 //----------------------------------------------------------------------
-long StringToLong (const finalcut::FString& str)
+uInt64 StringToNumber (const finalcut::FString& str)
 {
   auto NumString = str;
   NumString = NumString.replace(",", "");
   NumString = NumString.replace('.', "");
-  long number = NumString.toLong();
+  uInt64 number = uInt64(NumString.toLong());
   return number;
 }
 
@@ -57,8 +57,8 @@ bool sortAscending ( const finalcut::FObject* lhs
   {
     case 2:
     {
-      const long l_number = StringToLong(l_item->getText(column));
-      const long r_number = StringToLong(r_item->getText(column));
+      const uInt64 l_number = StringToNumber(l_item->getText(column));
+      const uInt64 r_number = StringToNumber(r_item->getText(column));
       return bool( l_number < r_number );  // lhs < rhs
     }
     case 3:
@@ -85,8 +85,8 @@ bool sortDescending ( const finalcut::FObject* lhs
   {
     case 2:
     {
-      const long l_number = StringToLong(l_item->getText(column));
-      const long r_number = StringToLong(r_item->getText(column));
+      const uInt64 l_number = StringToNumber(l_item->getText(column));
+      const uInt64 r_number = StringToNumber(r_item->getText(column));
       return bool( l_number > r_number );  // lhs > rhs
     }
 
diff --git a/src/fapplication.cpp b/src/fapplication.cpp
index 51223d6d..e86d37f6 100644
--- a/src/fapplication.cpp
+++ b/src/fapplication.cpp
@@ -20,6 +20,7 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <memory>
 #include <string>
 
 #include "final/fapplication.h"
@@ -51,7 +52,7 @@ int            FApplication::loop_level      = 0;  // event loop level
 int            FApplication::quit_code       = 0;
 bool           FApplication::quit_now        = false;
 
-FApplication::eventQueuePtr FApplication::event_queue = nullptr;
+FApplication::eventQueue* FApplication::event_queue = nullptr;
 
 
 //----------------------------------------------------------------------
@@ -86,6 +87,9 @@ FApplication::FApplication ( const int& _argc
 //----------------------------------------------------------------------
 FApplication::~FApplication()  // destructor
 {
+  if ( event_queue )
+    delete event_queue;
+
   app_object = nullptr;
 }
 
@@ -188,7 +192,7 @@ bool FApplication::sendEvent ( const FObject* receiver
         && ! window->getFlags().modal
         && ! window->isMenuWidget() )
       {
-        switch ( event->type() )
+        switch ( uInt(event->type()) )
         {
           case fc::KeyPress_Event:
           case fc::KeyUp_Event:
@@ -355,7 +359,7 @@ void FApplication::closeConfirmationDialog (FWidget* w, FCloseEvent* ev)
 
 // private methods of FApplication
 //----------------------------------------------------------------------
-void FApplication::init (long key_time, long dblclick_time)
+void FApplication::init (uInt64 key_time, uInt64 dblclick_time)
 {
   // Initialize keyboard
   keyboard = FVTerm::getKeyboard();
@@ -385,7 +389,7 @@ void FApplication::init (long key_time, long dblclick_time)
 
   try
   {
-    event_queue = std::make_shared<eventQueue>();
+    event_queue = new eventQueue;
   }
   catch (const std::bad_alloc& ex)
   {
diff --git a/src/fdialog.cpp b/src/fdialog.cpp
index 1cdcd272..17d6f538 100644
--- a/src/fdialog.cpp
+++ b/src/fdialog.cpp
@@ -20,6 +20,8 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <memory>
+
 #include "final/fapplication.h"
 #include "final/fdialog.h"
 #include "final/fstatusbar.h"
@@ -1312,7 +1314,7 @@ inline void FDialog::deactivateZoomButton()
 }
 
 //----------------------------------------------------------------------
-inline void FDialog::activateZoomButton (mouseStates& ms)
+inline void FDialog::activateZoomButton (const mouseStates& ms)
 {
   if ( ms.mouse_x <= int(getWidth() - ms.zoom_btn)
     || ms.mouse_y != 1 )
@@ -1324,7 +1326,7 @@ inline void FDialog::activateZoomButton (mouseStates& ms)
 }
 
 //----------------------------------------------------------------------
-inline void FDialog::leaveZoomButton (mouseStates& ms)
+inline void FDialog::leaveZoomButton (const mouseStates& ms)
 {
   bool zoom_button_pressed_before = zoom_button_pressed;
 
@@ -1341,7 +1343,7 @@ inline void FDialog::leaveZoomButton (mouseStates& ms)
 }
 
 //----------------------------------------------------------------------
-void FDialog::pressZoomButton (mouseStates& ms)
+void FDialog::pressZoomButton (const mouseStates& ms)
 {
   if ( ms.mouse_x <= int(getWidth() - ms.zoom_btn)
     || ms.mouse_y != 1
@@ -1365,7 +1367,7 @@ inline bool FDialog::isMouseOverMenu (const FPoint& termpos)
 }
 
 //----------------------------------------------------------------------
-inline void FDialog::passEventToSubMenu ( mouseStates& ms
+inline void FDialog::passEventToSubMenu ( const mouseStates& ms
                                         , FMouseEvent* ev )
 {
   // Mouse event handover to the dialog menu
@@ -1481,7 +1483,7 @@ inline void FDialog::lowerActivateDialog()
 }
 
 //----------------------------------------------------------------------
-bool FDialog::isLowerRightResizeCorner (mouseStates& ms)
+bool FDialog::isLowerRightResizeCorner (const mouseStates& ms)
 {
   // 3 characters in the lower right corner  |
   //                                         x
@@ -1500,7 +1502,7 @@ bool FDialog::isLowerRightResizeCorner (mouseStates& ms)
 }
 
 //----------------------------------------------------------------------
-void FDialog::resizeMouseDown (mouseStates& ms)
+void FDialog::resizeMouseDown (const mouseStates& ms)
 {
   // Click on the lower right resize corner
 
@@ -1524,7 +1526,7 @@ void FDialog::resizeMouseDown (mouseStates& ms)
 }
 
 //----------------------------------------------------------------------
-void FDialog::resizeMouseUpMove (mouseStates& ms, bool mouse_up)
+void FDialog::resizeMouseUpMove (const mouseStates& ms, bool mouse_up)
 {
   // Resize the dialog
   if ( isResizeable() && ! resize_click_pos.isNull() )
diff --git a/src/fevent.cpp b/src/fevent.cpp
index e9edd8a0..5051f638 100644
--- a/src/fevent.cpp
+++ b/src/fevent.cpp
@@ -35,10 +35,6 @@ FEvent::FEvent (fc::events ev_type)  // constructor
   : t{ev_type}
 { }
 
-//----------------------------------------------------------------------
-FEvent::~FEvent()  // destructor
-{ }
-
 //----------------------------------------------------------------------
 fc::events FEvent::type() const
 { return t; }
diff --git a/src/ffiledialog.cpp b/src/ffiledialog.cpp
index d28b86c5..df578c9f 100644
--- a/src/ffiledialog.cpp
+++ b/src/ffiledialog.cpp
@@ -220,7 +220,6 @@ const FString FFileDialog::fileOpenChooser ( FWidget* parent
                                            , const FString& dirname
                                            , const FString& filter )
 {
-  //FFileDialog* fileopen;
   FString ret;
   FString path = dirname;
   FString file_filter = filter;
diff --git a/src/fkeyboard.cpp b/src/fkeyboard.cpp
index 270c4694..25ce15e9 100644
--- a/src/fkeyboard.cpp
+++ b/src/fkeyboard.cpp
@@ -21,6 +21,7 @@
 ***********************************************************************/
 
 #include <fcntl.h>
+#include <string>
 
 #include "final/fkeyboard.h"
 #include "final/fkey_map.h"
@@ -30,7 +31,7 @@ namespace finalcut
 {
 
 // static class attributes
-long FKeyboard::key_timeout = 100000;  // 100 ms (default timeout for keypress)
+uInt64 FKeyboard::key_timeout = 100000;  // 100 ms (default timeout for keypress)
 struct timeval FKeyboard::time_keypressed{};
 
 #if defined(__linux__)
diff --git a/src/flabel.cpp b/src/flabel.cpp
index e9e48471..4092ab08 100644
--- a/src/flabel.cpp
+++ b/src/flabel.cpp
@@ -20,6 +20,8 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <memory>
+
 #include "final/fapplication.h"
 #include "final/flabel.h"
 #include "final/fstatusbar.h"
diff --git a/src/flistbox.cpp b/src/flistbox.cpp
index a9ca484b..2fe8655e 100644
--- a/src/flistbox.cpp
+++ b/src/flistbox.cpp
@@ -21,6 +21,7 @@
 ***********************************************************************/
 
 #include <algorithm>
+#include <memory>
 
 #include "final/fapplication.h"
 #include "final/flistbox.h"
@@ -161,7 +162,9 @@ void FListBox::showInsideBrackets ( std::size_t index
 }
 
 //----------------------------------------------------------------------
-void FListBox::setGeometry (int x, int y, std::size_t w, std::size_t h, bool adjust)
+void FListBox::setGeometry ( int x, int y
+                           , std::size_t w, std::size_t h
+                           , bool adjust )
 {
   // Set the widget geometry
 
@@ -260,27 +263,6 @@ void FListBox::insert (FListBoxItem listItem)
   recalculateVerticalBar (element_count);
 }
 
-//----------------------------------------------------------------------
-void FListBox::insert ( const FString& item
-                      , fc::brackets_type b
-                      , bool s
-                      , FDataPtr d )
-{
-  FListBoxItem listItem (item, d);
-  listItem.brackets = b;
-  listItem.selected = s;
-  insert (listItem);
-}
-
-//----------------------------------------------------------------------
-void FListBox::insert ( long item
-                      , fc::brackets_type b
-                      , bool s
-                      , FDataPtr d )
-{
-  insert (FString() << item, b, s, d);
-}
-
 //----------------------------------------------------------------------
 void FListBox::remove (std::size_t item)
 {
diff --git a/src/flistview.cpp b/src/flistview.cpp
index c092ed41..efc0601e 100644
--- a/src/flistview.cpp
+++ b/src/flistview.cpp
@@ -20,6 +20,7 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <memory>
 #include <vector>
 
 #include "final/fapplication.h"
@@ -35,7 +36,7 @@ namespace finalcut
 FObject::FObjectIterator FListView::null_iter;
 
 // Function prototypes
-long firstNumberFromString (const FString&);
+uInt64 firstNumberFromString (const FString&);
 bool sortAscendingByName (const FObject*, const FObject*);
 bool sortDescendingByName (const FObject*, const FObject*);
 bool sortAscendingByNumber (const FObject*, const FObject*);
@@ -43,13 +44,13 @@ bool sortDescendingByNumber (const FObject*, const FObject*);
 
 // non-member functions
 //----------------------------------------------------------------------
-long firstNumberFromString (const FString& str)
+uInt64 firstNumberFromString (const FString& str)
 {
   auto last = str.end();
   auto iter = str.begin();
   std::size_t pos;
   std::size_t length;
-  long number;
+  uInt64 number;
 
   while ( iter != last )
   {
@@ -88,7 +89,7 @@ long firstNumberFromString (const FString& str)
 
   try
   {
-    number = num_str.toLong();
+    number = uInt64(num_str.toLong());
   }
   catch (const std::exception&)
   {
@@ -814,7 +815,7 @@ FObject::FObjectIterator FListView::insert ( const FStringList& cols
 }
 
 //----------------------------------------------------------------------
-FObject::FObjectIterator FListView::insert ( const std::vector<long>& cols
+FObject::FObjectIterator FListView::insert ( const std::vector<uInt64>& cols
                                            , FDataPtr d
                                            , FObjectIterator parent_iter )
 {
@@ -1816,7 +1817,7 @@ inline void FListView::drawHeaderBorder (std::size_t length)
 }
 
 //----------------------------------------------------------------------
-void FListView::drawHeadlineLabel (headerItems::const_iterator& iter)
+void FListView::drawHeadlineLabel (const headerItems::const_iterator& iter)
 {
   // Print lable text
   static constexpr std::size_t leading_space = 1;
@@ -1863,7 +1864,7 @@ void FListView::drawHeadlineLabel (headerItems::const_iterator& iter)
 }
 
 //----------------------------------------------------------------------
-void FListView::drawColumnEllipsis ( headerItems::const_iterator& iter
+void FListView::drawColumnEllipsis ( const headerItems::const_iterator& iter
                                    , const FString& text )
 {
   // Print lable ellipsis
diff --git a/src/fmenu.cpp b/src/fmenu.cpp
index a6b8dea3..065557e5 100644
--- a/src/fmenu.cpp
+++ b/src/fmenu.cpp
@@ -20,6 +20,7 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <memory>
 #include <vector>
 
 #include "final/fapplication.h"
diff --git a/src/fmenubar.cpp b/src/fmenubar.cpp
index a6718fde..c470f306 100644
--- a/src/fmenubar.cpp
+++ b/src/fmenubar.cpp
@@ -20,6 +20,7 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <memory>
 #include <vector>
 
 #include "final/fapplication.h"
@@ -657,7 +658,7 @@ inline void FMenuBar::drawMenuText (menuText& data)
 }
 
 //----------------------------------------------------------------------
-inline void FMenuBar::drawEllipsis (menuText& txtdata, std::size_t x)
+inline void FMenuBar::drawEllipsis (const menuText& txtdata, std::size_t x)
 {
   if ( x > screenWidth + 1 )
   {
@@ -820,7 +821,7 @@ void FMenuBar::unselectMenuItem (FMenuItem* item)
 }
 
 //----------------------------------------------------------------------
-void FMenuBar::mouseDownOverList (FMouseEvent* ev)
+void FMenuBar::mouseDownOverList (const FMouseEvent* ev)
 {
   if ( item_list.empty() )
     return;
@@ -868,7 +869,7 @@ void FMenuBar::mouseDownOverList (FMouseEvent* ev)
 }
 
 //----------------------------------------------------------------------
-void FMenuBar::mouseUpOverList (FMouseEvent* ev)
+void FMenuBar::mouseUpOverList (const FMouseEvent* ev)
 {
   if ( item_list.empty() )
     return;
@@ -910,7 +911,7 @@ void FMenuBar::mouseUpOverList (FMouseEvent* ev)
 }
 
 //----------------------------------------------------------------------
-void FMenuBar::mouseMoveOverList (FMouseEvent* ev)
+void FMenuBar::mouseMoveOverList (const FMouseEvent* ev)
 {
   if ( item_list.empty() )
     return;
@@ -970,7 +971,7 @@ void FMenuBar::mouseMoveOverList (FMouseEvent* ev)
 }
 
 //----------------------------------------------------------------------
-void FMenuBar::passEventToMenu (FMouseEvent*& ev)
+void FMenuBar::passEventToMenu (const FMouseEvent*& ev)
 {
   if ( ! hasSelectedItem() || ! getSelectedItem()->hasMenu() )
     return;
diff --git a/src/fmenuitem.cpp b/src/fmenuitem.cpp
index 559b1bb7..180e3651 100644
--- a/src/fmenuitem.cpp
+++ b/src/fmenuitem.cpp
@@ -20,6 +20,8 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <memory>
+
 #include "final/fapplication.h"
 #include "final/fdialog.h"
 #include "final/fmenu.h"
diff --git a/src/fmouse.cpp b/src/fmouse.cpp
index 2f348ce5..05789e65 100644
--- a/src/fmouse.cpp
+++ b/src/fmouse.cpp
@@ -21,6 +21,7 @@
 ***********************************************************************/
 
 #include <cstring>
+#include <algorithm>
 #include <iostream>
 #include <new>
 #include <stdio.h>
@@ -69,19 +70,19 @@ inline void FMouse::clearEvent()
 }
 
 //----------------------------------------------------------------------
-inline void FMouse::setMaxWidth (short x_max)
+inline void FMouse::setMaxWidth (uInt16 x_max)
 {
   max_width = x_max;
 }
 
 //----------------------------------------------------------------------
-inline void FMouse::setMaxHeight (short y_max)
+inline void FMouse::setMaxHeight (uInt16 y_max)
 {
   max_height = y_max;
 }
 
 //----------------------------------------------------------------------
-inline void FMouse::setDblclickInterval (const long timeout)
+inline void FMouse::setDblclickInterval (const uInt64 timeout)
 {
   dblclick_interval = timeout;
 }
@@ -716,7 +717,7 @@ void FMouseSGR::processEvent (struct timeval* time)
   const auto& mouse_position = getPos();
   char* p;
   int btn;
-  short x, y;
+  uInt16 x, y;
 
   x = 0;
   y = 0;
@@ -747,7 +748,7 @@ void FMouseSGR::processEvent (struct timeval* time)
       return;
     }
 
-    x = short(10 * x + (*p - '0'));
+    x = uInt16(10 * x + (*p - '0'));
   }
 
   while ( *p++ && *p != 'M' && *p != 'm' )
@@ -759,7 +760,7 @@ void FMouseSGR::processEvent (struct timeval* time)
       return;
     }
 
-    y = short(10 * y + (*p - '0'));
+    y = uInt16(10 * y + (*p - '0'));
   }
 
   new_mouse_position.setPoint (x, y);
@@ -959,7 +960,7 @@ void FMouseUrxvt::processEvent (struct timeval* time)
   bool x_neg;
   bool y_neg;
   int btn;
-  short x, y;
+  uInt16 x, y;
 
   x = 0;
   y = 0;
@@ -998,7 +999,7 @@ void FMouseUrxvt::processEvent (struct timeval* time)
       return;
     }
 
-    x = short(10 * x + (*p - '0'));
+    x = uInt16(10 * x + (*p - '0'));
     p++;
   }
 
@@ -1017,7 +1018,7 @@ void FMouseUrxvt::processEvent (struct timeval* time)
       return;
     }
 
-    y = short(10 * y + (*p - '0'));
+    y = uInt16(10 * y + (*p - '0'));
     p++;
   }
 
@@ -1226,19 +1227,19 @@ void FMouseControl::setStdinNo (int)
 #endif  // F_HAVE_LIBGPM
 
 //----------------------------------------------------------------------
-void FMouseControl::setMaxWidth (short x_max)
+void FMouseControl::setMaxWidth (uInt16 x_max)
 {
   mouse_protocol[FMouse::urxvt]->setMaxWidth(x_max);
 }
 
 //----------------------------------------------------------------------
-void FMouseControl::setMaxHeight (short y_max)
+void FMouseControl::setMaxHeight (uInt16 y_max)
 {
   mouse_protocol[FMouse::urxvt]->setMaxHeight(y_max);
 }
 
 //----------------------------------------------------------------------
-void FMouseControl::setDblclickInterval (const long timeout)
+void FMouseControl::setDblclickInterval (const uInt64 timeout)
 {
   for (auto&& m : mouse_protocol)
     if ( m.second )
diff --git a/src/fobject.cpp b/src/fobject.cpp
index 44647561..41c46fa4 100644
--- a/src/fobject.cpp
+++ b/src/fobject.cpp
@@ -20,6 +20,8 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <memory>
+
 #include "final/fobject.h"
 
 namespace finalcut
@@ -216,11 +218,11 @@ void FObject::getCurrentTime (timeval* time)
 }
 
 //----------------------------------------------------------------------
-bool FObject::isTimeout (timeval* time, long timeout)
+bool FObject::isTimeout (timeval* time, uInt64 timeout)
 {
   // Checks whether the specified time span (timeout in µs) has elapse
 
-  long diff_usec;
+  uInt64 diff_usec;
   struct timeval now;
   struct timeval diff;
 
@@ -234,7 +236,7 @@ bool FObject::isTimeout (timeval* time, long timeout)
     diff.tv_usec += 1000000;
   }
 
-  diff_usec = (diff.tv_sec * 1000000) + diff.tv_usec;
+  diff_usec = uInt64((diff.tv_sec * 1000000) + diff.tv_usec);
   return ( diff_usec > timeout );
 }
 
diff --git a/src/fscrollview.cpp b/src/fscrollview.cpp
index 2a011dd1..3fccc6a4 100644
--- a/src/fscrollview.cpp
+++ b/src/fscrollview.cpp
@@ -21,6 +21,8 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <memory>
+
 #include "final/fscrollview.h"
 #include "final/fwindow.h"
 
diff --git a/src/fterm.cpp b/src/fterm.cpp
index 4d86d4b4..75dc76f9 100644
--- a/src/fterm.cpp
+++ b/src/fterm.cpp
@@ -155,7 +155,7 @@ void FTerm::redefineDefaultColors (bool enable)
 }
 
 //----------------------------------------------------------------------
-void FTerm::setDblclickInterval (const long timeout)
+void FTerm::setDblclickInterval (const uInt64 timeout)
 {
   mouse->setDblclickInterval(timeout);
 }
@@ -941,7 +941,7 @@ void FTerm::init_alt_charset()
 {
   // Read the used VT100 pairs
 
-  std::map <uChar,uChar> vt100_alt_char;
+  std::map<uChar, uChar> vt100_alt_char;
 
   if ( TCAP(fc::t_acs_chars) )
   {
@@ -1543,8 +1543,8 @@ void FTerm::enableMouse()
     xterm_mouse = true;
 
   keyboard->enableMouseSequences();
-  mouse->setMaxWidth (short(getColumnNumber()));
-  mouse->setMaxHeight (short(getLineNumber()));
+  mouse->setMaxWidth (uInt16(getColumnNumber()));
+  mouse->setMaxHeight (uInt16(getLineNumber()));
   // Enable the linux general purpose mouse (gpm) server
   mouse->useGpmMouse (gpm_mouse);
   // Enable xterm mouse support
@@ -2060,7 +2060,6 @@ void FTerm::signal_handler (int signum)
                    , strsignal(signum) );
       std::terminate();
   }
-
 }
 
 // FTerm non-member functions
diff --git a/src/ftermcap.cpp b/src/ftermcap.cpp
index 8bc332e6..b1d644fb 100644
--- a/src/ftermcap.cpp
+++ b/src/ftermcap.cpp
@@ -21,6 +21,7 @@
 ***********************************************************************/
 
 #include <algorithm>
+#include <string>
 #include <vector>
 
 #include "final/ftermcap.h"
diff --git a/src/ftermcapquirks.cpp b/src/ftermcapquirks.cpp
index b0ad5c57..17eff812 100644
--- a/src/ftermcapquirks.cpp
+++ b/src/ftermcapquirks.cpp
@@ -20,6 +20,8 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <string>
+
 #include "final/ftermcapquirks.h"
 
 namespace finalcut
diff --git a/src/ftermios.cpp b/src/ftermios.cpp
index 18f9f042..dfe05201 100644
--- a/src/ftermios.cpp
+++ b/src/ftermios.cpp
@@ -205,7 +205,7 @@ bool FTermios::setRawMode (bool enable)
 //----------------------------------------------------------------------
 uInt FTermios::getBaudRate()
 {
-  std::map<speed_t,uInt> outspeed;
+  std::map<speed_t, uInt> outspeed;
   outspeed[B0]      = 0;       // hang up
   outspeed[B50]     = 50;      //      50 baud
   outspeed[B75]     = 75;      //      75 baud
diff --git a/src/ftextview.cpp b/src/ftextview.cpp
index e369c3c5..87f2989b 100644
--- a/src/ftextview.cpp
+++ b/src/ftextview.cpp
@@ -20,6 +20,8 @@
 * <http://www.gnu.org/licenses/>.                                      *
 ***********************************************************************/
 
+#include <memory>
+
 #include "final/fdialog.h"
 #include "final/fstatusbar.h"
 #include "final/ftextview.h"
diff --git a/src/fvterm.cpp b/src/fvterm.cpp
index fcb4237c..450b8577 100644
--- a/src/fvterm.cpp
+++ b/src/fvterm.cpp
@@ -412,11 +412,11 @@ int FVTerm::print (term_area* area, const std::vector<charData>& term_string)
         break;
 
       case '\t':
-        area->cursor_x = short ( uInt(area->cursor_x)
-                               + tabstop
-                               - uInt(area->cursor_x)
-                               + 1
-                               % tabstop );
+        area->cursor_x = int ( uInt(area->cursor_x)
+                             + tabstop
+                             - uInt(area->cursor_x)
+                             + 1
+                             % tabstop );
         break;
 
       case '\b':
@@ -539,10 +539,10 @@ int FVTerm::print (term_area* area, charData& term_char)
       // copy character to area
       std::memcpy (ac, &nc, sizeof(*ac));
 
-      if ( ax < short(area->changes[ay].xmin) )
+      if ( ax < int(area->changes[ay].xmin) )
         area->changes[ay].xmin = uInt(ax);
 
-      if ( ax > short(area->changes[ay].xmax) )
+      if ( ax > int(area->changes[ay].xmax) )
         area->changes[ay].xmax = uInt(ax);
     }
   }
@@ -845,10 +845,10 @@ void FVTerm::restoreVTerm (int x, int y, int w, int h)
       std::memcpy (tc, &sc, sizeof(*tc));
     }
 
-    if ( short(vterm->changes[ypos].xmin) > x )
+    if ( int(vterm->changes[ypos].xmin) > x )
       vterm->changes[ypos].xmin = uInt(x);
 
-    if ( short(vterm->changes[ypos].xmax) < x + w - 1 )
+    if ( int(vterm->changes[ypos].xmax) < x + w - 1 )
       vterm->changes[ypos].xmax = uInt(x + w - 1);
   }
 }
@@ -1230,13 +1230,13 @@ void FVTerm::updateVTerm (term_area* area)
     _xmin = ax + line_xmin - ol;
     _xmax = ax + line_xmax;
 
-    if ( _xmin < short(vterm->changes[ay + y].xmin) )
+    if ( _xmin < int(vterm->changes[ay + y].xmin) )
       vterm->changes[ay + y].xmin = uInt(_xmin);
 
     if ( _xmax >= vterm->width )
       _xmax = vterm->width - 1;
 
-    if ( _xmax > short(vterm->changes[ay + y].xmax) )
+    if ( _xmax > int(vterm->changes[ay + y].xmax) )
       vterm->changes[ay + y].xmax = uInt(_xmax);
 
     area->changes[y].xmin = uInt(aw + rsh);
@@ -1358,10 +1358,10 @@ void FVTerm::getArea (int ax, int ay, term_area* area)
     auto ac = &area->text[y * area->width];  // area character
     std::memcpy (ac, tc, sizeof(*ac) * unsigned(length));
 
-    if ( short(area->changes[y].xmin) > 0 )
+    if ( int(area->changes[y].xmin) > 0 )
       area->changes[y].xmin = 0;
 
-    if ( short(area->changes[y].xmax) < length - 1 )
+    if ( int(area->changes[y].xmax) < length - 1 )
       area->changes[y].xmax = uInt(length - 1);
   }
 }
@@ -1412,10 +1412,10 @@ void FVTerm::getArea (int x, int y, int w, int h, term_area* area)
     auto ac = &area->text[(dy + _y) * line_len + dx];  // area character
     std::memcpy (ac, tc, sizeof(*ac) * unsigned(length));
 
-    if ( short(area->changes[dy + _y].xmin) > dx )
+    if ( int(area->changes[dy + _y].xmin) > dx )
       area->changes[dy + _y].xmin = uInt(dx);
 
-    if ( short(area->changes[dy + _y].xmax) < dx + length - 1 )
+    if ( int(area->changes[dy + _y].xmax) < dx + length - 1 )
       area->changes[dy + _y].xmax = uInt(dx + length - 1);
   }
 }
@@ -1502,10 +1502,10 @@ void FVTerm::putArea (int ax, int ay, term_area* area)
       }
     }
 
-    if ( ax < short(vterm->changes[ay + y].xmin) )
+    if ( ax < int(vterm->changes[ay + y].xmin) )
       vterm->changes[ay + y].xmin = uInt(ax);
 
-    if ( ax + length - 1 > short(vterm->changes[ay + y].xmax) )
+    if ( ax + length - 1 > int(vterm->changes[ay + y].xmax) )
       vterm->changes[ay + y].xmax = uInt(ax + length - 1);
   }
 }
@@ -2507,7 +2507,7 @@ FVTerm::exit_state FVTerm::repeatCharacter (uInt& x, uInt xmax, uInt y)
       charsetChanges (print_char);
       appendAttributes (print_char);
       appendOutputBuffer (tparm(rp, print_char->code, repetitions, 0, 0, 0, 0, 0, 0, 0));
-      term_pos->x_ref() += short(repetitions);
+      term_pos->x_ref() += int(repetitions);
       x = x + repetitions - 1;
     }
     else
diff --git a/src/fwidget.cpp b/src/fwidget.cpp
index f51505f9..9794b637 100644
--- a/src/fwidget.cpp
+++ b/src/fwidget.cpp
@@ -1734,7 +1734,7 @@ bool FWidget::focusPrevChild()
 //----------------------------------------------------------------------
 bool FWidget::event (FEvent* ev)
 {
-  switch ( ev->type() )
+  switch ( uInt(ev->type()) )
   {
     case fc::KeyPress_Event:
       KeyPressEvent (static_cast<FKeyEvent*>(ev));
diff --git a/src/fwindow.cpp b/src/fwindow.cpp
index bfe7b2b9..92dae41f 100644
--- a/src/fwindow.cpp
+++ b/src/fwindow.cpp
@@ -810,7 +810,7 @@ void FWindow::adjustSize()
 //----------------------------------------------------------------------
 bool FWindow::event (FEvent* ev)
 {
-  switch ( ev->type() )
+  switch ( uInt(ev->type()) )
   {
     case fc::WindowActive_Event:
       onWindowActive (ev);
diff --git a/src/include/final/fapplication.h b/src/include/final/fapplication.h
index 99febf82..2c4be384 100644
--- a/src/include/final/fapplication.h
+++ b/src/include/final/fapplication.h
@@ -127,13 +127,12 @@ class FApplication : public FWidget
     void cb_exitApp (FWidget*, FDataPtr);
 
   private:
-    // Typedefs and Enumerations
+    // Typedefs
     typedef std::pair<const FObject*, std::shared_ptr<const FEvent> > eventPair;
     typedef std::deque<eventPair> eventQueue;
-    typedef std::shared_ptr<eventQueue> eventQueuePtr;
 
     // Methods
-    void                  init (long, long);
+    void                  init (uInt64, uInt64);
     void                  cmd_options (const int&, char*[]);
     void                  findKeyboardWidget();
     bool                  isKeyPressed();
@@ -178,10 +177,10 @@ class FApplication : public FWidget
     // Data Members
     int                   app_argc;
     char**                app_argv;
-    long                  key_timeout{100000};        // 100 ms
-    long                  dblclick_interval{500000};  // 500 ms
+    uInt64                key_timeout{100000};        // 100 ms
+    uInt64                dblclick_interval{500000};  // 500 ms
     static FMouseControl* mouse;
-    static eventQueuePtr  event_queue;
+    static eventQueue*    event_queue;
     static int            quit_code;
     static bool           quit_now;
     static int            loop_level;
diff --git a/src/include/final/fdialog.h b/src/include/final/fdialog.h
index 37f2abc3..0d27db70 100644
--- a/src/include/final/fdialog.h
+++ b/src/include/final/fdialog.h
@@ -198,18 +198,18 @@ class FDialog : public FWindow
     void                selectFirstMenuItem();
     void                setZoomItem();
     std::size_t         getZoomButtonWidth();
-    void                activateZoomButton (mouseStates&);
+    void                activateZoomButton (const mouseStates&);
     void                deactivateZoomButton();
-    void                leaveZoomButton (mouseStates&);
-    void                pressZoomButton (mouseStates&);
+    void                leaveZoomButton (const mouseStates&);
+    void                pressZoomButton (const mouseStates&);
     bool                isMouseOverMenu (const FPoint&);
-    void                passEventToSubMenu (mouseStates&, FMouseEvent*);
+    void                passEventToSubMenu (const mouseStates&, FMouseEvent*);
     void                moveSizeKey (FKeyEvent*);
     void                raiseActivateDialog();
     void                lowerActivateDialog();
-    bool                isLowerRightResizeCorner (mouseStates&);
-    void                resizeMouseDown (mouseStates&);
-    void                resizeMouseUpMove (mouseStates&, bool = false);
+    bool                isLowerRightResizeCorner (const mouseStates&);
+    void                resizeMouseDown (const mouseStates&);
+    void                resizeMouseUpMove (const mouseStates&, bool = false);
     void                cancelMouseResize();
     void                acceptMoveSize();
     void                cancelMoveSize();
diff --git a/src/include/final/fevent.h b/src/include/final/fevent.h
index fb754679..49a8c8fd 100644
--- a/src/include/final/fevent.h
+++ b/src/include/final/fevent.h
@@ -95,7 +95,6 @@ class FEvent  // event base class
   public:
     FEvent() = default;
     explicit FEvent(fc::events);
-    virtual ~FEvent();
     fc::events type() const;
 
   protected:
diff --git a/src/include/final/fkeyboard.h b/src/include/final/fkeyboard.h
index 0cb03077..65846a7d 100644
--- a/src/include/final/fkeyboard.h
+++ b/src/include/final/fkeyboard.h
@@ -111,7 +111,7 @@ class FKeyboard
 
     // Mutators
     void                setTermcapMap (fc::fkeymap*);
-    void                setKeypressTimeout (const long);
+    void                setKeypressTimeout (const uInt64);
     void                enableUTF8();
     void                disableUTF8();
     void                enableMouseSequences();
@@ -173,7 +173,7 @@ class FKeyboard
     int                 fifo_offset{0};
     bool                fifo_in_use{false};
     int                 stdin_status_flags{0};
-    static long         key_timeout;
+    static uInt64       key_timeout;
     bool                input_data_pending{false};
     bool                utf8_input{false};
     bool                mouse_support{true};
@@ -210,7 +210,7 @@ inline timeval* FKeyboard::getKeyPressedTime()
 { return &time_keypressed; }
 
 //----------------------------------------------------------------------
-inline void FKeyboard::setKeypressTimeout (const long timeout)
+inline void FKeyboard::setKeypressTimeout (const uInt64 timeout)
 { key_timeout = timeout; }
 
 //----------------------------------------------------------------------
diff --git a/src/include/final/flistbox.h b/src/include/final/flistbox.h
index 148fa219..7bad8f3e 100644
--- a/src/include/final/flistbox.h
+++ b/src/include/final/flistbox.h
@@ -53,6 +53,7 @@
   #error "Only <final/final.h> can be included directly."
 #endif
 
+#include <memory>
 #include <vector>
 
 #include "final/fscrollbar.h"
@@ -179,7 +180,9 @@ class FListBox : public FWidget
     void         showInsideBrackets (std::size_t, fc::brackets_type);
     void         showNoBrackets (std::size_t);
     void         showNoBrackets (listBoxItems::iterator);
-    virtual void setGeometry (int, int, std::size_t, std::size_t, bool = true);
+    virtual void setGeometry ( int, int
+                             , std::size_t, std::size_t
+                             , bool = true );
     void         setMultiSelection (bool);
     void         setMultiSelection ();
     void         unsetMultiSelection ();
@@ -203,11 +206,8 @@ class FListBox : public FWidget
     template <typename Container, typename LazyConverter>
     void         insert (Container, LazyConverter);
     void         insert (FListBoxItem);
-    void         insert ( const FString&
-                        , fc::brackets_type = fc::NoBrackets
-                        , bool = false
-                        , FDataPtr = nullptr );
-    void         insert ( long
+    template <typename ItemT>
+    void         insert ( const ItemT&
                         , fc::brackets_type = fc::NoBrackets
                         , bool = false
                         , FDataPtr = nullptr );
@@ -484,6 +484,19 @@ void FListBox::insert (Container container, LazyConverter convert)
   recalculateVerticalBar(size);
 }
 
+//----------------------------------------------------------------------
+template <typename ItemT>
+void FListBox::insert ( const ItemT& item
+                      , fc::brackets_type b
+                      , bool s
+                      , FDataPtr d )
+{
+  FListBoxItem listItem (FString() << item, d);
+  listItem.brackets = b;
+  listItem.selected = s;
+  insert (listItem);
+}
+
 //----------------------------------------------------------------------
 inline FListBox::listBoxItems::iterator \
     FListBox::index2iterator (std::size_t index)
diff --git a/src/include/final/flistview.h b/src/include/final/flistview.h
index f020e615..72e5e96d 100644
--- a/src/include/final/flistview.h
+++ b/src/include/final/flistview.h
@@ -53,9 +53,10 @@
 #endif
 
 #include <list>
+#include <memory>
 #include <stack>
 #include <vector>
-                          #include "final/fmessagebox.h"
+
 #include "final/fscrollbar.h"
 #include "final/fstring.h"
 #include "final/ftermbuffer.h"
@@ -323,11 +324,11 @@ class FListView : public FWidget
     FObjectIterator      insert ( const FStringList&
                                 , FDataPtr
                                 , FObjectIterator );
-    FObjectIterator      insert ( const std::vector<long>&
+    FObjectIterator      insert ( const std::vector<uInt64>&
                                 , FDataPtr = nullptr );
-    FObjectIterator      insert ( const std::vector<long>&
+    FObjectIterator      insert ( const std::vector<uInt64>&
                                 , FObjectIterator );
-    FObjectIterator      insert ( const std::vector<long>&
+    FObjectIterator      insert ( const std::vector<uInt64>&
                                 , FDataPtr
                                 , FObjectIterator );
     FObjectIterator      beginOfList();
@@ -378,9 +379,9 @@ class FListView : public FWidget
     FString              getCheckBox (const FListViewItem* item);
     FString              getLinePrefix (const FListViewItem*, std::size_t);
     void                 drawSortIndicator (std::size_t&, std::size_t);
-    void                 drawHeadlineLabel (headerItems::const_iterator&);
+    void                 drawHeadlineLabel (const headerItems::const_iterator&);
     void                 drawHeaderBorder (std::size_t);
-    void                 drawColumnEllipsis ( headerItems::const_iterator&
+    void                 drawColumnEllipsis ( const headerItems::const_iterator&
                                             , const FString& );
     void                 updateDrawing (bool, bool);
     std::size_t          determineLineWidth (FListViewItem*);
@@ -537,12 +538,12 @@ inline FObject::FObjectIterator
 
 //----------------------------------------------------------------------
 inline FObject::FObjectIterator
-    FListView::insert (const std::vector<long>& cols, FDataPtr d)
+    FListView::insert (const std::vector<uInt64>& cols, FDataPtr d)
 { return insert (cols, d, root); }
 
 //----------------------------------------------------------------------
 inline FObject::FObjectIterator
-    FListView::insert ( const std::vector<long>& cols
+    FListView::insert ( const std::vector<uInt64>& cols
                       , FObjectIterator parent_iter )
 { return insert (cols, 0, parent_iter); }
 
diff --git a/src/include/final/fmenubar.h b/src/include/final/fmenubar.h
index f8e6c17a..69cd3468 100644
--- a/src/include/final/fmenubar.h
+++ b/src/include/final/fmenubar.h
@@ -135,7 +135,7 @@ class FMenuBar : public FWindow, public FMenuList
     void         drawItem (FMenuItem*, std::size_t&);
     void         setLineAttributes (FMenuItem*);
     void         drawMenuText (menuText&);
-    void         drawEllipsis (menuText&, std::size_t);
+    void         drawEllipsis (const menuText&, std::size_t);
     void         drawLeadingSpace (std::size_t&);
     void         drawTrailingSpace (std::size_t&);
     void         adjustItems();
@@ -143,10 +143,10 @@ class FMenuBar : public FWindow, public FMenuList
     bool         clickItem (FMenuItem*);
     void         unselectMenuItem (FMenuItem*);
     void         selectMenuItem (FMenuItem*);
-    void         mouseDownOverList (FMouseEvent*);
-    void         mouseUpOverList (FMouseEvent*);
-    void         mouseMoveOverList (FMouseEvent*);
-    void         passEventToMenu (FMouseEvent*&);
+    void         mouseDownOverList (const FMouseEvent*);
+    void         mouseUpOverList (const FMouseEvent*);
+    void         mouseMoveOverList (const FMouseEvent*);
+    void         passEventToMenu (const FMouseEvent*&);
     void         leaveMenuBar();
 
     // Friend classes
diff --git a/src/include/final/fmouse.h b/src/include/final/fmouse.h
index 5fdd9100..ed819863 100644
--- a/src/include/final/fmouse.h
+++ b/src/include/final/fmouse.h
@@ -112,9 +112,9 @@ class FMouse
     void                clearEvent();
 
     // Mutators
-    void                setMaxWidth (short);
-    void                setMaxHeight (short);
-    void                setDblclickInterval (const long);
+    void                setMaxWidth (uInt16);
+    void                setMaxHeight (uInt16);
+    void                setDblclickInterval (const uInt64);
 
     // Inquiries
     virtual bool        hasData() = 0;
@@ -173,9 +173,9 @@ class FMouse
     button              b_state{};
     bool                mouse_event_occurred{false};
     bool                input_data_pending{false};
-    long                dblclick_interval{500000};  // 500 ms
-    short               max_width{80};
-    short               max_height{25};
+    uInt64              dblclick_interval{500000};  // 500 ms
+    uInt16              max_width{80};
+    uInt16              max_height{25};
     struct timeval      time_mousepressed{};
     FPoint              zero_point{0, 0};  // zero point (x=0, y=0)
     FPoint              mouse{0, 0};       // mouse click position
@@ -468,9 +468,9 @@ class FMouseControl
 
     // Mutators
     void                setStdinNo (int);
-    void                setMaxWidth (short);
-    void                setMaxHeight (short);
-    void                setDblclickInterval (const long);
+    void                setMaxWidth (uInt16);
+    void                setMaxHeight (uInt16);
+    void                setDblclickInterval (const uInt64);
     void                useGpmMouse (bool = true);
     void                useXtermMouse (bool = true);
 
diff --git a/src/include/final/fobject.h b/src/include/final/fobject.h
index 135e090c..1ed7be98 100644
--- a/src/include/final/fobject.h
+++ b/src/include/final/fobject.h
@@ -114,7 +114,7 @@ class FObject
 
     // Timer methods
     static void          getCurrentTime (timeval*);
-    static bool          isTimeout (timeval*, long);
+    static bool          isTimeout (timeval*, uInt64);
     int                  addTimer (int);
     bool                 delTimer (int);
     bool                 delOwnTimer();
diff --git a/src/include/final/fscrollview.h b/src/include/final/fscrollview.h
index a33cb12a..2c560c6c 100644
--- a/src/include/final/fscrollview.h
+++ b/src/include/final/fscrollview.h
@@ -53,6 +53,8 @@
   #error "Only <final/final.h> can be included directly."
 #endif
 
+#include <memory>
+
 #include "final/fscrollbar.h"
 #include "final/fwidget.h"
 
diff --git a/src/include/final/fterm.h b/src/include/final/fterm.h
index 8025149a..6d06582a 100644
--- a/src/include/final/fterm.h
+++ b/src/include/final/fterm.h
@@ -227,7 +227,7 @@ class FTerm
     static void            setTermType (const char[]);
     static void            setInsertCursor (bool);
     static void            redefineDefaultColors (bool);
-    static void            setDblclickInterval (const long);
+    static void            setDblclickInterval (const uInt64);
     static bool            setUTF8 (bool);
     static bool            setUTF8();
     static bool            unsetUTF8();
diff --git a/src/include/final/ftextview.h b/src/include/final/ftextview.h
index d6a568b6..189d17e0 100644
--- a/src/include/final/ftextview.h
+++ b/src/include/final/ftextview.h
@@ -52,6 +52,7 @@
   #error "Only <final/final.h> can be included directly."
 #endif
 
+#include <memory>
 #include <vector>
 
 #include "final/fapplication.h"
diff --git a/src/include/final/ftypes.h b/src/include/final/ftypes.h
index e680d308..661f4aca 100644
--- a/src/include/final/ftypes.h
+++ b/src/include/final/ftypes.h
@@ -79,7 +79,7 @@ struct is_negative
 };
 
 template <typename T>
-struct is_negative<T,false>
+struct is_negative<T, false>
 {
   inline bool operator () (const T&)
   {
diff --git a/test/fmouse-test.cpp b/test/fmouse-test.cpp
index bed7604e..6ac1d65b 100644
--- a/test/fmouse-test.cpp
+++ b/test/fmouse-test.cpp
@@ -50,12 +50,12 @@ class FMouse_protected : public finalcut::FMouse
     virtual void processEvent (struct timeval*)
     { }
 
-    short getMaxWidth()
+    uInt16 getMaxWidth()
     {
       return max_width;
     }
 
-    short getMaxHeight()
+    uInt16 getMaxHeight()
     {
       return max_height;
     }
@@ -65,7 +65,7 @@ class FMouse_protected : public finalcut::FMouse
       return new_mouse_position;
     }
 
-    long getDblclickInterval()
+    uInt64 getDblclickInterval()
     {
       return dblclick_interval;
     }
diff --git a/test/fobject-test.cpp b/test/fobject-test.cpp
index 4a14aa4e..71bebfb1 100644
--- a/test/fobject-test.cpp
+++ b/test/fobject-test.cpp
@@ -433,7 +433,7 @@ void FObjectTest::iteratorTest()
 void FObjectTest::timeTest()
 {
   struct timeval time1;
-  long timeout = 750000;  // 750 ms
+  uInt64 timeout = 750000;  // 750 ms
   finalcut::FObject::getCurrentTime(&time1);
   CPPUNIT_ASSERT ( ! finalcut::FObject::isTimeout (&time1, timeout) );
   sleep(1);