Merge trunk

75 files changed, 517 insertions, 227 deletions

diff --git a/compat/zlib/CMakeLists.txt b/compat/zlib/CMakeLists.txt
index 1a954a6..0fe939d 100644
--- a/compat/zlib/CMakeLists.txt
+++ b/compat/zlib/CMakeLists.txt
@@ -3,7 +3,7 @@ set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS ON)
 
 project(zlib C)
 
-set(VERSION "1.2.10")
+set(VERSION "1.2.11")
 
 option(ASM686 "Enable building i686 assembly implementation")
 option(AMD64 "Enable building amd64 assembly implementation")
diff --git a/compat/zlib/ChangeLog b/compat/zlib/ChangeLog
index fed9adb..30199a6 100644
--- a/compat/zlib/ChangeLog
+++ b/compat/zlib/ChangeLog
@@ -1,6 +1,10 @@
 
                 ChangeLog file for zlib
 
+Changes in 1.2.11 (15 Jan 2017)
+- Fix deflate stored bug when pulling last block from window
+- Permit immediate deflateParams changes before any deflate input
+
 Changes in 1.2.10 (2 Jan 2017)
 - Avoid warnings on snprintf() return value
 - Fix bug in deflate_stored() for zero-length input
diff --git a/compat/zlib/Makefile.in b/compat/zlib/Makefile.in
index 1852192..5a77949 100644
--- a/compat/zlib/Makefile.in
+++ b/compat/zlib/Makefile.in
@@ -1,5 +1,5 @@
 # Makefile for zlib
-# Copyright (C) 1995-2016 Jean-loup Gailly, Mark Adler
+# Copyright (C) 1995-2017 Jean-loup Gailly, Mark Adler
 # For conditions of distribution and use, see copyright notice in zlib.h
 
 # To compile and test, type:
@@ -32,7 +32,7 @@ CPP=$(CC) -E
 
 STATICLIB=libz.a
 SHAREDLIB=libz.so
-SHAREDLIBV=libz.so.1.2.10
+SHAREDLIBV=libz.so.1.2.11
 SHAREDLIBM=libz.so.1
 LIBS=$(STATICLIB) $(SHAREDLIBV)
 
diff --git a/compat/zlib/README b/compat/zlib/README
index e2250bd..51106de 100644
--- a/compat/zlib/README
+++ b/compat/zlib/README
@@ -1,6 +1,6 @@
 ZLIB DATA COMPRESSION LIBRARY
 
-zlib 1.2.10 is a general purpose data compression library.  All the code is
+zlib 1.2.11 is a general purpose data compression library.  All the code is
 thread safe.  The data format used by the zlib library is described by RFCs
 (Request for Comments) 1950 to 1952 in the files
 http://tools.ietf.org/html/rfc1950 (zlib format), rfc1951 (deflate format) and
@@ -31,7 +31,7 @@ Mark Nelson <markn@ieee.org> wrote an article about zlib for the Jan.  1997
 issue of Dr.  Dobb's Journal; a copy of the article is available at
 http://marknelson.us/1997/01/01/zlib-engine/ .
 
-The changes made in version 1.2.10 are documented in the file ChangeLog.
+The changes made in version 1.2.11 are documented in the file ChangeLog.
 
 Unsupported third party contributions are provided in directory contrib/ .
 
diff --git a/compat/zlib/contrib/delphi/ZLib.pas b/compat/zlib/contrib/delphi/ZLib.pas
index e9d72f0..060e199 100644
--- a/compat/zlib/contrib/delphi/ZLib.pas
+++ b/compat/zlib/contrib/delphi/ZLib.pas
@@ -152,7 +152,7 @@ procedure DecompressToUserBuf(const InBuf: Pointer; InBytes: Integer;
   const OutBuf: Pointer; BufSize: Integer);
 
 const
-  zlib_version = '1.2.10';
+  zlib_version = '1.2.11';
 
 type
   EZlibError = class(Exception);
diff --git a/compat/zlib/contrib/dotzlib/DotZLib/UnitTests.cs b/compat/zlib/contrib/dotzlib/DotZLib/UnitTests.cs
index a0e3985..44f7633 100644
--- a/compat/zlib/contrib/dotzlib/DotZLib/UnitTests.cs
+++ b/compat/zlib/contrib/dotzlib/DotZLib/UnitTests.cs
@@ -156,7 +156,7 @@ namespace DotZLibTests
         public void Info_Version()

         {

             Info info = new Info();

-            Assert.AreEqual("1.2.10", Info.Version);

+            Assert.AreEqual("1.2.11", Info.Version);

             Assert.AreEqual(32, info.SizeOfUInt);

             Assert.AreEqual(32, info.SizeOfULong);

             Assert.AreEqual(32, info.SizeOfPointer);

diff --git a/compat/zlib/contrib/infback9/inftree9.c b/compat/zlib/contrib/infback9/inftree9.c
index ea56047..5f4a767 100644
--- a/compat/zlib/contrib/infback9/inftree9.c
+++ b/compat/zlib/contrib/infback9/inftree9.c
@@ -9,7 +9,7 @@
 #define MAXBITS 15
 
 const char inflate9_copyright[] =
-   " inflate9 1.2.10 Copyright 1995-2017 Mark Adler ";
+   " inflate9 1.2.11 Copyright 1995-2017 Mark Adler ";
 /*
   If you use the zlib library in a product, an acknowledgment is welcome
   in the documentation of your product. If for some reason you cannot
@@ -64,7 +64,7 @@ unsigned short FAR *work;
     static const unsigned short lext[31] = { /* Length codes 257..285 extra */
         128, 128, 128, 128, 128, 128, 128, 128, 129, 129, 129, 129,
         130, 130, 130, 130, 131, 131, 131, 131, 132, 132, 132, 132,
-        133, 133, 133, 133, 144, 192, 202};
+        133, 133, 133, 133, 144, 77, 202};
     static const unsigned short dbase[32] = { /* Distance codes 0..31 base */
         1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49,
         65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073,
diff --git a/compat/zlib/contrib/minizip/configure.ac b/compat/zlib/contrib/minizip/configure.ac
index bbb2283..5b11970 100644
--- a/compat/zlib/contrib/minizip/configure.ac
+++ b/compat/zlib/contrib/minizip/configure.ac
@@ -1,7 +1,7 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_INIT([minizip], [1.2.10], [bugzilla.redhat.com])
+AC_INIT([minizip], [1.2.11], [bugzilla.redhat.com])
 AC_CONFIG_SRCDIR([minizip.c])
 AM_INIT_AUTOMAKE([foreign])
 LT_INIT
diff --git a/compat/zlib/contrib/pascal/zlibpas.pas b/compat/zlib/contrib/pascal/zlibpas.pas
index 2330898..a0dff11 100644
--- a/compat/zlib/contrib/pascal/zlibpas.pas
+++ b/compat/zlib/contrib/pascal/zlibpas.pas
@@ -10,7 +10,7 @@ unit zlibpas;
 interface
 
 const
-  ZLIB_VERSION = '1.2.10';
+  ZLIB_VERSION = '1.2.11';
   ZLIB_VERNUM  = $12a0;
 
 type
diff --git a/compat/zlib/contrib/vstudio/readme.txt b/compat/zlib/contrib/vstudio/readme.txt
index 98d8a05..f67eae8 100644
--- a/compat/zlib/contrib/vstudio/readme.txt
+++ b/compat/zlib/contrib/vstudio/readme.txt
@@ -1,4 +1,4 @@
-Building instructions for the DLL versions of Zlib 1.2.10

+Building instructions for the DLL versions of Zlib 1.2.11

 ========================================================

 

 This directory contains projects that build zlib and minizip using

diff --git a/compat/zlib/contrib/vstudio/vc10/zlib.rc b/compat/zlib/contrib/vstudio/vc10/zlib.rc
index f1c19bc..fee177a 100644
--- a/compat/zlib/contrib/vstudio/vc10/zlib.rc
+++ b/compat/zlib/contrib/vstudio/vc10/zlib.rc
@@ -2,8 +2,8 @@
 

 #define IDR_VERSION1  1

 IDR_VERSION1	VERSIONINFO	MOVEABLE IMPURE LOADONCALL DISCARDABLE

-  FILEVERSION	 1, 2, 10, 0

-  PRODUCTVERSION 1, 2, 10, 0

+  FILEVERSION	 1, 2, 11, 0

+  PRODUCTVERSION 1, 2, 11, 0

   FILEFLAGSMASK	VS_FFI_FILEFLAGSMASK

   FILEFLAGS	0

   FILEOS	VOS_DOS_WINDOWS32

@@ -17,7 +17,7 @@ BEGIN
 

     BEGIN

       VALUE "FileDescription", "zlib data compression and ZIP file I/O library\0"

-      VALUE "FileVersion",	"1.2.10\0"

+      VALUE "FileVersion",	"1.2.11\0"

       VALUE "InternalName",	"zlib\0"

       VALUE "OriginalFilename",	"zlibwapi.dll\0"

       VALUE "ProductName",	"ZLib.DLL\0"

diff --git a/compat/zlib/contrib/vstudio/vc11/zlib.rc b/compat/zlib/contrib/vstudio/vc11/zlib.rc
index f1c19bc..fee177a 100644
--- a/compat/zlib/contrib/vstudio/vc11/zlib.rc
+++ b/compat/zlib/contrib/vstudio/vc11/zlib.rc
@@ -2,8 +2,8 @@
 

 #define IDR_VERSION1  1

 IDR_VERSION1	VERSIONINFO	MOVEABLE IMPURE LOADONCALL DISCARDABLE

-  FILEVERSION	 1, 2, 10, 0

-  PRODUCTVERSION 1, 2, 10, 0

+  FILEVERSION	 1, 2, 11, 0

+  PRODUCTVERSION 1, 2, 11, 0

   FILEFLAGSMASK	VS_FFI_FILEFLAGSMASK

   FILEFLAGS	0

   FILEOS	VOS_DOS_WINDOWS32

@@ -17,7 +17,7 @@ BEGIN
 

     BEGIN

       VALUE "FileDescription", "zlib data compression and ZIP file I/O library\0"

-      VALUE "FileVersion",	"1.2.10\0"

+      VALUE "FileVersion",	"1.2.11\0"

       VALUE "InternalName",	"zlib\0"

       VALUE "OriginalFilename",	"zlibwapi.dll\0"

       VALUE "ProductName",	"ZLib.DLL\0"

diff --git a/compat/zlib/contrib/vstudio/vc12/zlib.rc b/compat/zlib/contrib/vstudio/vc12/zlib.rc
index ef38298..c4e4b01 100644
--- a/compat/zlib/contrib/vstudio/vc12/zlib.rc
+++ b/compat/zlib/contrib/vstudio/vc12/zlib.rc
@@ -2,8 +2,8 @@
 
 #define IDR_VERSION1  1
 IDR_VERSION1	VERSIONINFO	MOVEABLE IMPURE LOADONCALL DISCARDABLE
-  FILEVERSION	 1, 2, 10, 0
-  PRODUCTVERSION 1, 2, 10, 0
+  FILEVERSION	 1, 2, 11, 0
+  PRODUCTVERSION 1, 2, 11, 0
   FILEFLAGSMASK	VS_FFI_FILEFLAGSMASK
   FILEFLAGS	0
   FILEOS	VOS_DOS_WINDOWS32
@@ -17,7 +17,7 @@ BEGIN
 
     BEGIN
       VALUE "FileDescription", "zlib data compression and ZIP file I/O library\0"
-      VALUE "FileVersion",	"1.2.10\0"
+      VALUE "FileVersion",	"1.2.11\0"
       VALUE "InternalName",	"zlib\0"
       VALUE "OriginalFilename",	"zlibwapi.dll\0"
       VALUE "ProductName",	"ZLib.DLL\0"
diff --git a/compat/zlib/contrib/vstudio/vc14/miniunz.vcxproj.user b/compat/zlib/contrib/vstudio/vc14/miniunz.vcxproj.user
deleted file mode 100644
index abe8dd8..0000000
--- a/compat/zlib/contrib/vstudio/vc14/miniunz.vcxproj.user
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup />
-</Project>
\ No newline at end of file
diff --git a/compat/zlib/contrib/vstudio/vc14/minizip.vcxproj.user b/compat/zlib/contrib/vstudio/vc14/minizip.vcxproj.user
deleted file mode 100644
index abe8dd8..0000000
--- a/compat/zlib/contrib/vstudio/vc14/minizip.vcxproj.user
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup />
-</Project>
\ No newline at end of file
diff --git a/compat/zlib/contrib/vstudio/vc14/testzlib.vcxproj.user b/compat/zlib/contrib/vstudio/vc14/testzlib.vcxproj.user
deleted file mode 100644
index abe8dd8..0000000
--- a/compat/zlib/contrib/vstudio/vc14/testzlib.vcxproj.user
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup />
-</Project>
\ No newline at end of file
diff --git a/compat/zlib/contrib/vstudio/vc14/testzlibdll.vcxproj.user b/compat/zlib/contrib/vstudio/vc14/testzlibdll.vcxproj.user
deleted file mode 100644
index abe8dd8..0000000
--- a/compat/zlib/contrib/vstudio/vc14/testzlibdll.vcxproj.user
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup />
-</Project>
\ No newline at end of file
diff --git a/compat/zlib/contrib/vstudio/vc14/zlib.rc b/compat/zlib/contrib/vstudio/vc14/zlib.rc
index ef38298..c4e4b01 100644
--- a/compat/zlib/contrib/vstudio/vc14/zlib.rc
+++ b/compat/zlib/contrib/vstudio/vc14/zlib.rc
@@ -2,8 +2,8 @@
 
 #define IDR_VERSION1  1
 IDR_VERSION1	VERSIONINFO	MOVEABLE IMPURE LOADONCALL DISCARDABLE
-  FILEVERSION	 1, 2, 10, 0
-  PRODUCTVERSION 1, 2, 10, 0
+  FILEVERSION	 1, 2, 11, 0
+  PRODUCTVERSION 1, 2, 11, 0
   FILEFLAGSMASK	VS_FFI_FILEFLAGSMASK
   FILEFLAGS	0
   FILEOS	VOS_DOS_WINDOWS32
@@ -17,7 +17,7 @@ BEGIN
 
     BEGIN
       VALUE "FileDescription", "zlib data compression and ZIP file I/O library\0"
-      VALUE "FileVersion",	"1.2.10\0"
+      VALUE "FileVersion",	"1.2.11\0"
       VALUE "InternalName",	"zlib\0"
       VALUE "OriginalFilename",	"zlibwapi.dll\0"
       VALUE "ProductName",	"ZLib.DLL\0"
diff --git a/compat/zlib/contrib/vstudio/vc14/zlibstat.vcxproj.user b/compat/zlib/contrib/vstudio/vc14/zlibstat.vcxproj.user
deleted file mode 100644
index abe8dd8..0000000
--- a/compat/zlib/contrib/vstudio/vc14/zlibstat.vcxproj.user
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup />
-</Project>
\ No newline at end of file
diff --git a/compat/zlib/contrib/vstudio/vc14/zlibvc.vcxproj.user b/compat/zlib/contrib/vstudio/vc14/zlibvc.vcxproj.user
deleted file mode 100644
index abe8dd8..0000000
--- a/compat/zlib/contrib/vstudio/vc14/zlibvc.vcxproj.user
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup />
-</Project>
\ No newline at end of file
diff --git a/compat/zlib/contrib/vstudio/vc9/zlib.rc b/compat/zlib/contrib/vstudio/vc9/zlib.rc
index f1c19bc..fee177a 100644
--- a/compat/zlib/contrib/vstudio/vc9/zlib.rc
+++ b/compat/zlib/contrib/vstudio/vc9/zlib.rc
@@ -2,8 +2,8 @@
 

 #define IDR_VERSION1  1

 IDR_VERSION1	VERSIONINFO	MOVEABLE IMPURE LOADONCALL DISCARDABLE

-  FILEVERSION	 1, 2, 10, 0

-  PRODUCTVERSION 1, 2, 10, 0

+  FILEVERSION	 1, 2, 11, 0

+  PRODUCTVERSION 1, 2, 11, 0

   FILEFLAGSMASK	VS_FFI_FILEFLAGSMASK

   FILEFLAGS	0

   FILEOS	VOS_DOS_WINDOWS32

@@ -17,7 +17,7 @@ BEGIN
 

     BEGIN

       VALUE "FileDescription", "zlib data compression and ZIP file I/O library\0"

-      VALUE "FileVersion",	"1.2.10\0"

+      VALUE "FileVersion",	"1.2.11\0"

       VALUE "InternalName",	"zlib\0"

       VALUE "OriginalFilename",	"zlibwapi.dll\0"

       VALUE "ProductName",	"ZLib.DLL\0"

diff --git a/compat/zlib/deflate.c b/compat/zlib/deflate.c
index 2ad890e..1ec7614 100644
--- a/compat/zlib/deflate.c
+++ b/compat/zlib/deflate.c
@@ -52,7 +52,7 @@
 #include "deflate.h"
 
 const char deflate_copyright[] =
-   " deflate 1.2.10 Copyright 1995-2017 Jean-loup Gailly and Mark Adler ";
+   " deflate 1.2.11 Copyright 1995-2017 Jean-loup Gailly and Mark Adler ";
 /*
   If you use the zlib library in a product, an acknowledgment is welcome
   in the documentation of your product. If for some reason you cannot
@@ -586,7 +586,8 @@ int ZEXPORT deflateParams(strm, level, strategy)
     }
     func = configuration_table[s->level].func;
 
-    if ((strategy != s->strategy || func != configuration_table[level].func)) {
+    if ((strategy != s->strategy || func != configuration_table[level].func) &&
+        s->high_water) {
         /* Flush the last buffer: */
         int err = deflate(strm, Z_BLOCK);
         if (err == Z_STREAM_ERROR)
@@ -1671,8 +1672,6 @@ local block_state deflate_stored(s, flush)
             len = left + s->strm->avail_in;     /* limit len to the input */
         if (len > have)
             len = have;                         /* limit len to the output */
-        if (left > len)
-            left = len;                         /* limit window pull to len */
 
         /* If the stored block would be less than min_block in length, or if
          * unable to copy all of the available input when flushing, then try
@@ -1681,13 +1680,13 @@ local block_state deflate_stored(s, flush)
          */
         if (len < min_block && ((len == 0 && flush != Z_FINISH) ||
                                 flush == Z_NO_FLUSH ||
-                                len - left != s->strm->avail_in))
+                                len != left + s->strm->avail_in))
             break;
 
         /* Make a dummy stored block in pending to get the header bytes,
          * including any pending bits. This also updates the debugging counts.
          */
-        last = flush == Z_FINISH && len - left == s->strm->avail_in ? 1 : 0;
+        last = flush == Z_FINISH && len == left + s->strm->avail_in ? 1 : 0;
         _tr_stored_block(s, (char *)0, 0L, last);
 
         /* Replace the lengths in the dummy stored block with len. */
@@ -1699,14 +1698,16 @@ local block_state deflate_stored(s, flush)
         /* Write the stored block header bytes. */
         flush_pending(s->strm);
 
-        /* Update debugging counts for the data about to be copied. */
 #ifdef ZLIB_DEBUG
+        /* Update debugging counts for the data about to be copied. */
         s->compressed_len += len << 3;
         s->bits_sent += len << 3;
 #endif
 
         /* Copy uncompressed bytes from the window to next_out. */
         if (left) {
+            if (left > len)
+                left = len;
             zmemcpy(s->strm->next_out, s->window + s->block_start, left);
             s->strm->next_out += left;
             s->strm->avail_out -= left;
@@ -1756,6 +1757,8 @@ local block_state deflate_stored(s, flush)
         s->block_start = s->strstart;
         s->insert += MIN(used, s->w_size - s->insert);
     }
+    if (s->high_water < s->strstart)
+        s->high_water = s->strstart;
 
     /* If the last block was written to next_out, then done. */
     if (last)
@@ -1783,6 +1786,8 @@ local block_state deflate_stored(s, flush)
         read_buf(s->strm, s->window + s->strstart, have);
         s->strstart += have;
     }
+    if (s->high_water < s->strstart)
+        s->high_water = s->strstart;
 
     /* There was not enough avail_out to write a complete worthy or flushed
      * stored block to next_out. Write a stored block to pending instead, if we
diff --git a/compat/zlib/gzlib.c b/compat/zlib/gzlib.c
index e142ffb..4105e6a 100644
--- a/compat/zlib/gzlib.c
+++ b/compat/zlib/gzlib.c
@@ -1,5 +1,5 @@
 /* gzlib.c -- zlib functions common to reading and writing gzip files
- * Copyright (C) 2004, 2010, 2011, 2012, 2013, 2016 Mark Adler
+ * Copyright (C) 2004-2017 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
diff --git a/compat/zlib/gzwrite.c b/compat/zlib/gzwrite.c
index 1ec1da4..c7b5651 100644
--- a/compat/zlib/gzwrite.c
+++ b/compat/zlib/gzwrite.c
@@ -1,5 +1,5 @@
 /* gzwrite.c -- zlib functions for writing gzip files
- * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013, 2016 Mark Adler
+ * Copyright (C) 2004-2017 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
diff --git a/compat/zlib/inffast.c b/compat/zlib/inffast.c
index 29eb7d8..0dbd1db 100644
--- a/compat/zlib/inffast.c
+++ b/compat/zlib/inffast.c
@@ -1,5 +1,5 @@
 /* inffast.c -- fast decoding
- * Copyright (C) 1995-2008, 2010, 2013, 2016 Mark Adler
+ * Copyright (C) 1995-2017 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
diff --git a/compat/zlib/inftrees.c b/compat/zlib/inftrees.c
index 8a904dd..2ea08fc 100644
--- a/compat/zlib/inftrees.c
+++ b/compat/zlib/inftrees.c
@@ -9,7 +9,7 @@
 #define MAXBITS 15
 
 const char inflate_copyright[] =
-   " inflate 1.2.10 Copyright 1995-2017 Mark Adler ";
+   " inflate 1.2.11 Copyright 1995-2017 Mark Adler ";
 /*
   If you use the zlib library in a product, an acknowledgment is welcome
   in the documentation of your product. If for some reason you cannot
@@ -62,7 +62,7 @@ unsigned short FAR *work;
         35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0};
     static const unsigned short lext[31] = { /* Length codes 257..285 extra */
         16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18,
-        19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 192, 202};
+        19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 77, 202};
     static const unsigned short dbase[32] = { /* Distance codes 0..29 base */
         1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193,
         257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145,
diff --git a/compat/zlib/os400/README400 b/compat/zlib/os400/README400
index 28dca8c..4f98334 100644
--- a/compat/zlib/os400/README400
+++ b/compat/zlib/os400/README400
@@ -1,4 +1,4 @@
-        ZLIB version 1.2.10 for OS/400 installation instructions
+        ZLIB version 1.2.11 for OS/400 installation instructions
 
 1) Download and unpack the zlib tarball to some IFS directory.
    (i.e.: /path/to/the/zlib/ifs/source/directory)
diff --git a/compat/zlib/os400/make.sh b/compat/zlib/os400/make.sh
index ddbfb16..19eec11 100644
--- a/compat/zlib/os400/make.sh
+++ b/compat/zlib/os400/make.sh
@@ -260,7 +260,7 @@ fi
 echo '#pragma comment(user, "ZLIB version '"${VERSION}"'")' > os400.c
 echo '#pragma comment(user, __DATE__)' >> os400.c
 echo '#pragma comment(user, __TIME__)' >> os400.c
-echo '#pragma comment(copyright, "Copyright (C) 1995-2016 Jean-Loup Gailly, Mark Adler. OS/400 version by P. Monnerat.")' >> os400.c
+echo '#pragma comment(copyright, "Copyright (C) 1995-2017 Jean-Loup Gailly, Mark Adler. OS/400 version by P. Monnerat.")' >> os400.c
 make_module     OS400           os400.c
 LINK=                           # No need to rebuild service program yet.
 MODULES=
diff --git a/compat/zlib/os400/zlib.inc b/compat/zlib/os400/zlib.inc
index a2147dd..c6aca2c 100644
--- a/compat/zlib/os400/zlib.inc
+++ b/compat/zlib/os400/zlib.inc
@@ -1,7 +1,7 @@
       *  ZLIB.INC - Interface to the general purpose compression library
       *
       *  ILE RPG400 version by Patrick Monnerat, DATASPHERE.
-      *  Version 1.2.10
+      *  Version 1.2.11
       *
       *
       *  WARNING:
@@ -22,12 +22,12 @@
       *
       *  Versioning information.
       *
-     D ZLIB_VERSION    C                   '1.2.10'
+     D ZLIB_VERSION    C                   '1.2.11'
      D ZLIB_VERNUM     C                   X'12a0'
      D ZLIB_VER_MAJOR  C                   1
      D ZLIB_VER_MINOR  C                   2
      D ZLIB_VER_REVISION...
-     D                 C                   10
+     D                 C                   11
      D ZLIB_VER_SUBREVISION...
      D                 C                   0
       *
diff --git a/compat/zlib/qnx/package.qpg b/compat/zlib/qnx/package.qpg
index d9a1229..31e8e90 100644
--- a/compat/zlib/qnx/package.qpg
+++ b/compat/zlib/qnx/package.qpg
@@ -25,10 +25,10 @@
       <QPG:Files>
          <QPG:Add file="../zconf.h" install="/opt/include/" user="root:sys" permission="644"/>
          <QPG:Add file="../zlib.h" install="/opt/include/" user="root:sys" permission="644"/>
-         <QPG:Add file="../libz.so.1.2.10" install="/opt/lib/" user="root:bin" permission="644"/>
-         <QPG:Add file="libz.so" install="/opt/lib/" component="dev" filetype="symlink" linkto="libz.so.1.2.10"/>
-         <QPG:Add file="libz.so.1" install="/opt/lib/" filetype="symlink" linkto="libz.so.1.2.10"/>
-         <QPG:Add file="../libz.so.1.2.10" install="/opt/lib/" component="slib"/>
+         <QPG:Add file="../libz.so.1.2.11" install="/opt/lib/" user="root:bin" permission="644"/>
+         <QPG:Add file="libz.so" install="/opt/lib/" component="dev" filetype="symlink" linkto="libz.so.1.2.11"/>
+         <QPG:Add file="libz.so.1" install="/opt/lib/" filetype="symlink" linkto="libz.so.1.2.11"/>
+         <QPG:Add file="../libz.so.1.2.11" install="/opt/lib/" component="slib"/>
       </QPG:Files>
 
       <QPG:PackageFilter>
@@ -63,7 +63,7 @@
             </QPM:ProductDescription>
 
             <QPM:ReleaseDescription>
-               <QPM:ReleaseVersion>1.2.10</QPM:ReleaseVersion>
+               <QPM:ReleaseVersion>1.2.11</QPM:ReleaseVersion>
                <QPM:ReleaseUrgency>Medium</QPM:ReleaseUrgency>
                <QPM:ReleaseStability>Stable</QPM:ReleaseStability>
                <QPM:ReleaseNoteMinor></QPM:ReleaseNoteMinor>
diff --git a/compat/zlib/treebuild.xml b/compat/zlib/treebuild.xml
index a530cc0..fd75525 100644
--- a/compat/zlib/treebuild.xml
+++ b/compat/zlib/treebuild.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" ?>
-<package name="zlib" version="1.2.10">
-    <library name="zlib" dlversion="1.2.10" dlname="z">
+<package name="zlib" version="1.2.11">
+    <library name="zlib" dlversion="1.2.11" dlname="z">
 	<property name="description"> zip compression library </property>
 	<property name="include-target-dir" value="$(@PACKAGE/install-includedir)" />
 
diff --git a/compat/zlib/trees.c b/compat/zlib/trees.c
index 357f313..50cf4b4 100644
--- a/compat/zlib/trees.c
+++ b/compat/zlib/trees.c
@@ -1,5 +1,5 @@
 /* trees.c -- output deflated data using Huffman coding
- * Copyright (C) 1995-2016 Jean-loup Gailly
+ * Copyright (C) 1995-2017 Jean-loup Gailly
  * detect_data_type() function provided freely by Cosmin Truta, 2006
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
@@ -906,7 +906,7 @@ void ZLIB_INTERNAL _tr_align(s)
 
 /* ===========================================================================
  * Determine the best encoding for the current block: dynamic trees, static
- * trees or store, and output the encoded block to the zip file.
+ * trees or store, and write out the encoded block.
  */
 void ZLIB_INTERNAL _tr_flush_block(s, buf, stored_len, last)
     deflate_state *s;
diff --git a/compat/zlib/win32/Makefile.msc b/compat/zlib/win32/Makefile.msc
index 67b7731..6831882 100644
--- a/compat/zlib/win32/Makefile.msc
+++ b/compat/zlib/win32/Makefile.msc
@@ -1,5 +1,5 @@
 # Makefile for zlib using Microsoft (Visual) C
-# zlib is copyright (C) 1995-2006 Jean-loup Gailly and Mark Adler
+# zlib is copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler
 #
 # Usage:
 #   nmake -f win32/Makefile.msc                          (standard build)
diff --git a/compat/zlib/win32/README-WIN32.txt b/compat/zlib/win32/README-WIN32.txt
index 16adcca..df7ab7f 100644
--- a/compat/zlib/win32/README-WIN32.txt
+++ b/compat/zlib/win32/README-WIN32.txt
@@ -1,6 +1,6 @@
 ZLIB DATA COMPRESSION LIBRARY
 
-zlib 1.2.10 is a general purpose data compression library.  All the code is
+zlib 1.2.11 is a general purpose data compression library.  All the code is
 thread safe.  The data format used by the zlib library is described by RFCs
 (Request for Comments) 1950 to 1952 in the files
 http://www.ietf.org/rfc/rfc1950.txt (zlib format), rfc1951.txt (deflate format)
@@ -22,7 +22,7 @@ before asking for help.
 
 Manifest:
 
-The package zlib-1.2.10-win32-x86.zip will contain the following files:
+The package zlib-1.2.11-win32-x86.zip will contain the following files:
 
   README-WIN32.txt This document
   ChangeLog        Changes since previous zlib packages
@@ -72,7 +72,7 @@ are too numerous to cite here.
 
 Copyright notice:
 
-  (C) 1995-2012 Jean-loup Gailly and Mark Adler
+  (C) 1995-2017 Jean-loup Gailly and Mark Adler
 
   This software is provided 'as-is', without any express or implied
   warranty.  In no event will the authors be held liable for any damages
diff --git a/compat/zlib/win32/README.txt b/compat/zlib/win32/README.txt
index de1d05a..bd3d18d 100644
--- a/compat/zlib/win32/README.txt
+++ b/compat/zlib/win32/README.txt
@@ -6,7 +6,7 @@ What's here
 

 Source

 ======

-  zlib version 1.2.10

+  zlib version 1.2.11

   available at http://www.gzip.org/zlib/

 

 

@@ -37,7 +37,7 @@ Build info
 

 Copyright notice

 ================

-  Copyright (C) 1995-2010 Jean-loup Gailly and Mark Adler

+  Copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler

 

   This software is provided 'as-is', without any express or implied

   warranty.  In no event will the authors be held liable for any damages

diff --git a/compat/zlib/win32/USAGE.txt b/compat/zlib/win32/USAGE.txt
index 48e594e..22829eb 100644
--- a/compat/zlib/win32/USAGE.txt
+++ b/compat/zlib/win32/USAGE.txt
@@ -2,6 +2,9 @@
 Installing ZLIB1.DLL

 ====================

   Copy ZLIB1.DLL to the SYSTEM or the SYSTEM32 directory.

+  

+  If you want to install the 32-bit dll on a 64-bit

+  machine, use the SysWOW64 directory instead.

 

 

 Using ZLIB1.DLL with Microsoft Visual C++

@@ -20,12 +23,17 @@ Using ZLIB1.DLL with gcc/MinGW
    1. Install the supplied header files "zlib.h" and "zconf.h"

       into the INCLUDE directory.

 

-   2. Copy the supplied library file "zdll.lib" to "libzdll.a":

+   2. (32-bit): Copy the supplied library file "zdll.lib" to "libzdll.a":

         cp lib/zdll.lib lib/libzdll.a

 

       OR

 

-   2' Build the import library from the supplied "zlib.def":

+   2'. (64-bit): Copy the supplied library file "libz.dll.a" to "libzdll.a":

+        cp lib/libz.dll.a lib/libzdll.a

+

+      OR

+

+   2'' Build the import library from the supplied "zlib.def":

         dlltool -D zlib1.dll -d lib/zlib.def -l lib/libzdll.a

 

    3. Install "libzdll.a" into the LIB directory.

diff --git a/compat/zlib/win32/VisualC.txt b/compat/zlib/win32/VisualC.txt
index 579a5fc..1005b21 100644
--- a/compat/zlib/win32/VisualC.txt
+++ b/compat/zlib/win32/VisualC.txt
@@ -1,3 +1,3 @@
 
 To build zlib using the Microsoft Visual C++ environment,
-use the appropriate project from the projects/ directory.
+use the appropriate project from the contrib/vstudio/ directory.
diff --git a/compat/zlib/win32/zdll.lib b/compat/zlib/win32/zdll.lib
index 5807541..a3e9a39 100644..100755
--- a/compat/zlib/win32/zdll.lib
+++ b/compat/zlib/win32/zdll.lib
diff --git a/compat/zlib/win32/zlib1.dll b/compat/zlib/win32/zlib1.dll
index 81f53ec..3196f4a 100755
--- a/compat/zlib/win32/zlib1.dll
+++ b/compat/zlib/win32/zlib1.dll
diff --git a/compat/zlib/win32/zlib1.rc b/compat/zlib/win32/zlib1.rc
index 5c0feed..234e641 100644
--- a/compat/zlib/win32/zlib1.rc
+++ b/compat/zlib/win32/zlib1.rc
@@ -26,7 +26,7 @@ BEGIN
       VALUE "FileDescription",	"zlib data compression library\0"
       VALUE "FileVersion",	ZLIB_VERSION "\0"
       VALUE "InternalName",	"zlib1.dll\0"
-      VALUE "LegalCopyright",	"(C) 1995-2013 Jean-loup Gailly & Mark Adler\0"
+      VALUE "LegalCopyright",	"(C) 1995-2017 Jean-loup Gailly & Mark Adler\0"
       VALUE "OriginalFilename",	"zlib1.dll\0"
       VALUE "ProductName",	"zlib\0"
       VALUE "ProductVersion",	ZLIB_VERSION "\0"
diff --git a/compat/zlib/win64/libz.dll.a b/compat/zlib/win64/libz.dll.a
index d90a90c..93be06e 100644
--- a/compat/zlib/win64/libz.dll.a
+++ b/compat/zlib/win64/libz.dll.a
diff --git a/compat/zlib/win64/zdll.lib b/compat/zlib/win64/zdll.lib
index db56951..c1be098 100644
--- a/compat/zlib/win64/zdll.lib
+++ b/compat/zlib/win64/zdll.lib
diff --git a/compat/zlib/win64/zlib1.dll b/compat/zlib/win64/zlib1.dll
index 86b6bbe..81195c3 100755
--- a/compat/zlib/win64/zlib1.dll
+++ b/compat/zlib/win64/zlib1.dll
diff --git a/compat/zlib/zlib.3 b/compat/zlib/zlib.3
index 00dc061..bda4eb0 100644
--- a/compat/zlib/zlib.3
+++ b/compat/zlib/zlib.3
@@ -1,4 +1,4 @@
-.TH ZLIB 3 "2 Jan 2017"
+.TH ZLIB 3 "15 Jan 2017"
 .SH NAME
 zlib \- compression/decompression library
 .SH SYNOPSIS
@@ -105,7 +105,7 @@ before asking for help.
 Send questions and/or comments to zlib@gzip.org,
 or (for the Windows DLL version) to Gilles Vollant (info@winimage.com).
 .SH AUTHORS AND LICENSE
-Version 1.2.10
+Version 1.2.11
 .LP
 Copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler
 .LP
diff --git a/compat/zlib/zlib.3.pdf b/compat/zlib/zlib.3.pdf
index 20008cd..6fa519c 100644
--- a/compat/zlib/zlib.3.pdf
+++ b/compat/zlib/zlib.3.pdf
diff --git a/compat/zlib/zlib.h b/compat/zlib/zlib.h
index dc90dc8..f09cdaf 100644
--- a/compat/zlib/zlib.h
+++ b/compat/zlib/zlib.h
@@ -1,5 +1,5 @@
 /* zlib.h -- interface of the 'zlib' general purpose compression library
-  version 1.2.10, January 2nd, 2017
+  version 1.2.11, January 15th, 2017
 
   Copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler
 
@@ -37,11 +37,11 @@
 extern "C" {
 #endif
 
-#define ZLIB_VERSION "1.2.10"
-#define ZLIB_VERNUM 0x12a0
+#define ZLIB_VERSION "1.2.11"
+#define ZLIB_VERNUM 0x12b0
 #define ZLIB_VER_MAJOR 1
 #define ZLIB_VER_MINOR 2
-#define ZLIB_VER_REVISION 10
+#define ZLIB_VER_REVISION 11
 #define ZLIB_VER_SUBREVISION 0
 
 /*
@@ -712,10 +712,11 @@ ZEXTERN int ZEXPORT deflateParams OF((z_streamp strm,
    used to switch between compression and straight copy of the input data, or
    to switch to a different kind of input data requiring a different strategy.
    If the compression approach (which is a function of the level) or the
-   strategy is changed, then the input available so far is compressed with the
-   old level and strategy using deflate(strm, Z_BLOCK).  There are three
-   approaches for the compression levels 0, 1..3, and 4..9 respectively.  The
-   new level and strategy will take effect at the next call of deflate().
+   strategy is changed, and if any input has been consumed in a previous
+   deflate() call, then the input available so far is compressed with the old
+   level and strategy using deflate(strm, Z_BLOCK).  There are three approaches
+   for the compression levels 0, 1..3, and 4..9 respectively.  The new level
+   and strategy will take effect at the next call of deflate().
 
      If a deflate(strm, Z_BLOCK) is performed by deflateParams(), and it does
    not have enough output space to complete, then the parameter change will not
diff --git a/compat/zlib/zutil.c b/compat/zlib/zutil.c
index 56534fb..a76c6b0 100644
--- a/compat/zlib/zutil.c
+++ b/compat/zlib/zutil.c
@@ -1,5 +1,5 @@
 /* zutil.c -- target dependent utility functions for the compression library
- * Copyright (C) 1995-2005, 2010, 2011, 2012, 2016 Jean-loup Gailly
+ * Copyright (C) 1995-2017 Jean-loup Gailly
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
diff --git a/doc/lsort.n b/doc/lsort.n
index b0f7973..c3245b2 100644
--- a/doc/lsort.n
+++ b/doc/lsort.n
@@ -40,7 +40,8 @@ except (a) case is ignored except as a tie-breaker and (b) if two
 strings contain embedded numbers, the numbers compare as integers,
 not characters.  For example, in \fB\-dictionary\fR mode, \fBbigBoy\fR
 sorts between \fBbigbang\fR and \fBbigboy\fR, and \fBx10y\fR
-sorts between \fBx9y\fR and \fBx11y\fR.
+sorts between \fBx9y\fR and \fBx11y\fR. Overrides the \fB\-nocase\fR
+option.
 .TP
 \fB\-integer\fR
 .
diff --git a/generic/tclBasic.c b/generic/tclBasic.c
index 81b3513..37dd699 100644
--- a/generic/tclBasic.c
+++ b/generic/tclBasic.c
@@ -6702,11 +6702,10 @@ Tcl_AppendObjToErrorInfo(
 				 * pertains. */
     Tcl_Obj *objPtr)		/* Message to record. */
 {
-    int length;
-    const char *message = TclGetStringFromObj(objPtr, &length);
+    const char *message = TclGetString(objPtr);
 
     Tcl_IncrRefCount(objPtr);
-    Tcl_AddObjErrorInfo(interp, message, length);
+    Tcl_AddObjErrorInfo(interp, message, objPtr->length);
     Tcl_DecrRefCount(objPtr);
 }
 
diff --git a/generic/tclDecls.h b/generic/tclDecls.h
index 49ac440..504af18 100644
--- a/generic/tclDecls.h
+++ b/generic/tclDecls.h
@@ -3797,7 +3797,6 @@ extern const TclStubs *tclStubsPtr;
 #   undef Tcl_SetVar
 #   undef Tcl_ObjSetVar2
 #   undef Tcl_StaticPackage
-#   undef TclFSGetNativePath
 #   define Tcl_CreateInterp() (tclStubsPtr->tcl_CreateInterp())
 #   define Tcl_GetStringResult(interp) (tclStubsPtr->tcl_GetStringResult(interp))
 #   define Tcl_Init(interp) (tclStubsPtr->tcl_Init(interp))
@@ -3864,6 +3863,12 @@ extern const TclStubs *tclStubsPtr;
 #undef Tcl_UpVar
 #define Tcl_UpVar(interp, frameName, varName, localName, flags) \
 	Tcl_UpVar2(interp, frameName, varName, NULL, localName, flags)
+#undef Tcl_AddErrorInfo
+#define Tcl_AddErrorInfo(interp, message) \
+	Tcl_AppendObjToErrorInfo(interp, Tcl_NewStringObj(message, -1))
+#undef Tcl_AddObjErrorInfo
+#define Tcl_AddObjErrorInfo(interp, message, length) \
+	Tcl_AppendObjToErrorInfo(interp, Tcl_NewStringObj(message, length))
 
 #if defined(USE_TCL_STUBS) && !defined(USE_TCL_STUB_PROCS)
 #   if defined(__CYGWIN__) && defined(TCL_WIDE_INT_IS_LONG)
diff --git a/generic/tclEvent.c b/generic/tclEvent.c
index 0eabc13..436db7a 100644
--- a/generic/tclEvent.c
+++ b/generic/tclEvent.c
@@ -1044,7 +1044,7 @@ TclInitSubsystems(void)
 	    TclInitAlloc();		/* Process wide mutex init */
 #endif
 #if defined(TCL_THREADS) && defined(USE_THREAD_ALLOC)
-	    TclpInitAllocCache();
+	    TclInitThreadAlloc();	/* Setup thread allocator caches */
 #endif
 #ifdef TCL_MEM_DEBUG
 	    TclInitDbCkalloc();		/* Process wide mutex init */
diff --git a/generic/tclInt.h b/generic/tclInt.h
index dd0c11a..8516385 100644
--- a/generic/tclInt.h
+++ b/generic/tclInt.h
@@ -2945,6 +2945,7 @@ MODULE_SCOPE void	TclFinalizeNotifier(void);
 MODULE_SCOPE void	TclFinalizeObjects(void);
 MODULE_SCOPE void	TclFinalizePreserve(void);
 MODULE_SCOPE void	TclFinalizeSynchronization(void);
+MODULE_SCOPE void	TclInitThreadAlloc(void);
 MODULE_SCOPE void	TclFinalizeThreadAlloc(void);
 MODULE_SCOPE void	TclFinalizeThreadAllocThread(void);
 MODULE_SCOPE void	TclFinalizeThreadData(int quick);
diff --git a/generic/tclLink.c b/generic/tclLink.c
index d6d709f..2ead6df 100644
--- a/generic/tclLink.c
+++ b/generic/tclLink.c
@@ -722,8 +722,8 @@ SetInvalidRealFromAny(Tcl_Interp *interp, Tcl_Obj *objPtr) {
 /*
  * This function checks for integer representations, which are valid
  * when linking with C variables, but which are invalid in other
- * contexts in Tcl. Handled are "+", "-", "0x", "0b" and "0o" (upper-
- * and lowercase). See bug [39f6304c2e].
+ * contexts in Tcl. Handled are "", "+", "-", "0x", "0b" and "0o"
+ * (upperand lowercase). See bug [39f6304c2e].
  */
 int
 GetInvalidIntFromObj(Tcl_Obj *objPtr,
@@ -735,7 +735,8 @@ GetInvalidIntFromObj(Tcl_Obj *objPtr,
     if ((length == 1) && strchr("+-", str[0])) {
 	*intPtr = (str[0] == '+');
 	return TCL_OK;
-    } else if ((length == 2) && (str[0] == '0') && strchr("xXbBoO", str[1])) {
+    } else if ((length == 0) ||
+	    ((length == 2) && (str[0] == '0') && strchr("xXbBoO", str[1]))) {
 	*intPtr = 0;
 	return TCL_OK;
     }
diff --git a/generic/tclTest.c b/generic/tclTest.c
index b92c72e..faecbc6 100644
--- a/generic/tclTest.c
+++ b/generic/tclTest.c
@@ -90,7 +90,7 @@ static Tcl_Trace cmdTrace;
  * TestdelCmd:
  */
 
-typedef struct DelCmd {
+typedef struct {
     Tcl_Interp *interp;		/* Interpreter in which command exists. */
     char *deleteCmd;		/* Script to execute when command is deleted.
 				 * Malloc'ed. */
@@ -101,7 +101,7 @@ typedef struct DelCmd {
  * command.
  */
 
-typedef struct TclEncoding {
+typedef struct {
     Tcl_Interp *interp;
     char *toUtfCmd;
     char *fromUtfCmd;
@@ -124,7 +124,7 @@ static int exitMainLoop = 0;
  * Event structure used in testing the event queue management procedures.
  */
 
-typedef struct TestEvent {
+typedef struct {
     Tcl_Event header;		/* Header common to all events */
     Tcl_Interp *interp;		/* Interpreter that will handle the event */
     Tcl_Obj *command;		/* Command to evaluate when the event occurs */
@@ -823,7 +823,7 @@ TestasyncCmd(
 
     if (argc < 2) {
 	wrongNumArgs:
-	Tcl_SetResult(interp, "wrong # args", TCL_STATIC);
+	Tcl_AppendResult(interp, "wrong # args", NULL);
 	return TCL_ERROR;
     }
     if (strcmp(argv[1], "create") == 0) {
@@ -913,7 +913,7 @@ TestasyncCmd(
 		if (Tcl_CreateThread(&threadID, AsyncThreadProc,
 			INT2PTR(id), TCL_THREAD_STACK_DEFAULT,
 			TCL_THREAD_NOFLAGS) != TCL_OK) {
-		    Tcl_SetResult(interp, "can't create thread", TCL_STATIC);
+		    Tcl_AppendResult(interp, "can't create thread", NULL);
 		    Tcl_MutexUnlock(&asyncTestMutex);
 		    return TCL_ERROR;
 		}
@@ -1060,7 +1060,7 @@ TestcmdinfoCmd(
 	Tcl_DStringResult(interp, &delString);
     } else if (strcmp(argv[1], "get") == 0) {
 	if (Tcl_GetCommandInfo(interp, argv[2], &info) ==0) {
-	    Tcl_SetResult(interp, "??", TCL_STATIC);
+	    Tcl_AppendResult(interp, "??", NULL);
 	    return TCL_OK;
 	}
 	if (info.proc == CmdProc1) {
@@ -1187,7 +1187,7 @@ TestcmdtokenCmd(
 	token = Tcl_CreateCommand(interp, argv[2], CmdProc1,
 		(ClientData) "original", NULL);
 	sprintf(buf, "%p", (void *)token);
-	Tcl_SetResult(interp, buf, TCL_VOLATILE);
+	Tcl_AppendResult(interp, buf, NULL);
     } else if (strcmp(argv[1], "name") == 0) {
 	Tcl_Obj *objPtr;
 
@@ -1293,7 +1293,7 @@ TestcmdtraceCmd(
 	result = Tcl_EvalEx(interp, argv[2], -1, 0);
 	Tcl_DeleteTrace(interp, cmdTrace);
 	if (!deleteCalled) {
-	    Tcl_SetResult(interp, "Delete wasn't called", TCL_STATIC);
+	    Tcl_AppendResult(interp, "Delete wasn't called", NULL);
 	    return TCL_ERROR;
 	} else {
 	    return result;
@@ -1593,7 +1593,7 @@ TestdelCmd(
     Tcl_Interp *slave;
 
     if (argc != 4) {
-	Tcl_SetResult(interp, "wrong # args", TCL_STATIC);
+	Tcl_AppendResult(interp, "wrong # args", NULL);
 	return TCL_ERROR;
     }
 
@@ -1798,7 +1798,7 @@ TestdstringCmd(
 
     if (argc < 2) {
 	wrongNumArgs:
-	Tcl_SetResult(interp, "wrong # args", TCL_STATIC);
+	Tcl_AppendResult(interp, "wrong # args", NULL);
 	return TCL_ERROR;
     }
     if (strcmp(argv[1], "append") == 0) {
@@ -1834,9 +1834,9 @@ TestdstringCmd(
 	    goto wrongNumArgs;
 	}
 	if (strcmp(argv[2], "staticsmall") == 0) {
-	    Tcl_SetResult(interp, "short", TCL_STATIC);
+	    Tcl_AppendResult(interp, "short", NULL);
 	} else if (strcmp(argv[2], "staticlarge") == 0) {
-	    Tcl_SetResult(interp, "first0 first1 first2 first3 first4 first5 first6 first7 first8 first9\nsecond0 second1 second2 second3 second4 second5 second6 second7 second8 second9\nthird0 third1 third2 third3 third4 third5 third6 third7 third8 third9\nfourth0 fourth1 fourth2 fourth3 fourth4 fourth5 fourth6 fourth7 fourth8 fourth9\nfifth0 fifth1 fifth2 fifth3 fifth4 fifth5 fifth6 fifth7 fifth8 fifth9\nsixth0 sixth1 sixth2 sixth3 sixth4 sixth5 sixth6 sixth7 sixth8 sixth9\nseventh0 seventh1 seventh2 seventh3 seventh4 seventh5 seventh6 seventh7 seventh8 seventh9\n", TCL_STATIC);
+	    Tcl_AppendResult(interp, "first0 first1 first2 first3 first4 first5 first6 first7 first8 first9\nsecond0 second1 second2 second3 second4 second5 second6 second7 second8 second9\nthird0 third1 third2 third3 third4 third5 third6 third7 third8 third9\nfourth0 fourth1 fourth2 fourth3 fourth4 fourth5 fourth6 fourth7 fourth8 fourth9\nfifth0 fifth1 fifth2 fifth3 fifth4 fifth5 fifth6 fifth7 fifth8 fifth9\nsixth0 sixth1 sixth2 sixth3 sixth4 sixth5 sixth6 sixth7 sixth8 sixth9\nseventh0 seventh1 seventh2 seventh3 seventh4 seventh5 seventh6 seventh7 seventh8 seventh9\n", NULL);
 	} else if (strcmp(argv[2], "free") == 0) {
 	    char *s = ckalloc(100);
 	    strcpy(s, "This is a malloc-ed string");
@@ -1996,7 +1996,7 @@ EncodingToUtfProc(
     TclEncoding *encodingPtr;
 
     encodingPtr = (TclEncoding *) clientData;
-    Tcl_EvalEx(encodingPtr->interp,encodingPtr->toUtfCmd,-1,TCL_EVAL_GLOBAL);
+    Tcl_EvalEx(encodingPtr->interp, encodingPtr->toUtfCmd, -1, TCL_EVAL_GLOBAL);
 
     len = strlen(Tcl_GetStringResult(encodingPtr->interp));
     if (len > dstLen) {
@@ -2028,7 +2028,7 @@ EncodingFromUtfProc(
     TclEncoding *encodingPtr;
 
     encodingPtr = (TclEncoding *) clientData;
-    Tcl_EvalEx(encodingPtr->interp, encodingPtr->fromUtfCmd,-1,TCL_EVAL_GLOBAL);
+    Tcl_EvalEx(encodingPtr->interp, encodingPtr->fromUtfCmd, -1, TCL_EVAL_GLOBAL);
 
     len = strlen(Tcl_GetStringResult(encodingPtr->interp));
     if (len > dstLen) {
@@ -2436,7 +2436,7 @@ TestexprlongCmd(
 		" expression\"", NULL);
 	return TCL_ERROR;
     }
-    Tcl_SetResult(interp, "This is a result", TCL_STATIC);
+    Tcl_AppendResult(interp, "This is a result", NULL);
     result = Tcl_ExprLong(interp, argv[1], &exprResult);
     if (result != TCL_OK) {
 	return result;
@@ -2478,7 +2478,7 @@ TestexprlongobjCmd(
 	Tcl_WrongNumArgs(interp, 1, objv, "expression");
 	return TCL_ERROR;
     }
-    Tcl_SetResult(interp, "This is a result", TCL_STATIC);
+    Tcl_AppendResult(interp, "This is a result", NULL);
     result = Tcl_ExprLongObj(interp, objv[1], &exprResult);
     if (result != TCL_OK) {
 	return result;
@@ -2521,7 +2521,7 @@ TestexprdoubleCmd(
 		" expression\"", NULL);
 	return TCL_ERROR;
     }
-    Tcl_SetResult(interp, "This is a result", TCL_STATIC);
+    Tcl_AppendResult(interp, "This is a result", NULL);
     result = Tcl_ExprDouble(interp, argv[1], &exprResult);
     if (result != TCL_OK) {
 	return result;
@@ -2564,7 +2564,7 @@ TestexprdoubleobjCmd(
 	Tcl_WrongNumArgs(interp, 1, objv, "expression");
 	return TCL_ERROR;
     }
-    Tcl_SetResult(interp, "This is a result", TCL_STATIC);
+    Tcl_AppendResult(interp, "This is a result", NULL);
     result = Tcl_ExprDoubleObj(interp, objv[1], &exprResult);
     if (result != TCL_OK) {
 	return result;
@@ -3406,7 +3406,7 @@ TestMathFunc2(
 	    resultPtr->type = TCL_WIDE_INT;
 	    resultPtr->wideValue = ((w0 > w1)? w0 : w1);
 	} else {
-	    Tcl_SetResult(interp, "T3: wrong type for arg 2", TCL_STATIC);
+	    Tcl_SetResult(interp, (char *)"T3: wrong type for arg 2", TCL_STATIC);
 	    result = TCL_ERROR;
 	}
     } else if (args[0].type == TCL_DOUBLE) {
@@ -3428,7 +3428,7 @@ TestMathFunc2(
 	    resultPtr->type = TCL_DOUBLE;
 	    resultPtr->doubleValue = ((d0 > d1)? d0 : d1);
 	} else {
-	    Tcl_SetResult(interp, "T3: wrong type for arg 2", TCL_STATIC);
+	    Tcl_SetResult(interp, (char *)"T3: wrong type for arg 2", TCL_STATIC);
 	    result = TCL_ERROR;
 	}
     } else if (args[0].type == TCL_WIDE_INT) {
@@ -3451,11 +3451,11 @@ TestMathFunc2(
 	    resultPtr->type = TCL_WIDE_INT;
 	    resultPtr->wideValue = ((w0 > w1)? w0 : w1);
 	} else {
-	    Tcl_SetResult(interp, "T3: wrong type for arg 2", TCL_STATIC);
+	    Tcl_SetResult(interp, (char *)"T3: wrong type for arg 2", TCL_STATIC);
 	    result = TCL_ERROR;
 	}
     } else {
-	Tcl_SetResult(interp, "T3: wrong type for arg 1", TCL_STATIC);
+	Tcl_SetResult(interp, (char *)"T3: wrong type for arg 1", TCL_STATIC);
 	result = TCL_ERROR;
     }
     return result;
@@ -4486,7 +4486,7 @@ TestseterrorcodeCmd(
     const char **argv)		/* Argument strings. */
 {
     if (argc > 6) {
-	Tcl_SetResult(interp, "too many args", TCL_STATIC);
+	Tcl_AppendResult(interp, "too many args", NULL);
 	return TCL_ERROR;
     }
     switch (argc) {
@@ -5090,7 +5090,7 @@ TestsetCmd(
     const char *value;
 
     if (argc == 2) {
-	Tcl_SetResult(interp, "before get", TCL_STATIC);
+	Tcl_AppendResult(interp, "before get", NULL);
 	value = Tcl_GetVar2(interp, argv[1], NULL, flags);
 	if (value == NULL) {
 	    return TCL_ERROR;
@@ -5098,7 +5098,7 @@ TestsetCmd(
 	Tcl_AppendElement(interp, value);
 	return TCL_OK;
     } else if (argc == 3) {
-	Tcl_SetResult(interp, "before set", TCL_STATIC);
+	Tcl_AppendResult(interp, "before set", NULL);
 	value = Tcl_SetVar2(interp, argv[1], NULL, argv[2], flags);
 	if (value == NULL) {
 	    return TCL_ERROR;
@@ -5122,7 +5122,7 @@ Testset2Cmd(
     const char *value;
 
     if (argc == 3) {
-	Tcl_SetResult(interp, "before get", TCL_STATIC);
+	Tcl_AppendResult(interp, "before get", NULL);
 	value = Tcl_GetVar2(interp, argv[1], argv[2], flags);
 	if (value == NULL) {
 	    return TCL_ERROR;
@@ -5130,7 +5130,7 @@ Testset2Cmd(
 	Tcl_AppendElement(interp, value);
 	return TCL_OK;
     } else if (argc == 4) {
-	Tcl_SetResult(interp, "before set", TCL_STATIC);
+	Tcl_AppendResult(interp, "before set", NULL);
 	value = Tcl_SetVar2(interp, argv[1], argv[2], argv[3], flags);
 	if (value == NULL) {
 	    return TCL_ERROR;
@@ -5200,7 +5200,7 @@ TestsaveresultCmd(
     objPtr = NULL;		/* Lint. */
     switch ((enum options) index) {
     case RESULT_SMALL:
-	Tcl_SetResult(interp, "small result", TCL_VOLATILE);
+	Tcl_AppendResult(interp, "small result", NULL);
 	break;
     case RESULT_APPEND:
 	Tcl_AppendResult(interp, "append result", NULL);
@@ -5310,7 +5310,7 @@ TestmainthreadCmd(
 	Tcl_SetObjResult(interp, idObj);
 	return TCL_OK;
     } else {
-	Tcl_SetResult(interp, "wrong # args", TCL_STATIC);
+	Tcl_AppendResult(interp, "wrong # args", NULL);
 	return TCL_ERROR;
     }
 }
@@ -6111,7 +6111,7 @@ TestWrongNumArgsObjCmd(
 	 * Don't use Tcl_WrongNumArgs here, as that is the function
 	 * we want to test!
 	 */
-	Tcl_SetResult(interp, "insufficient arguments", TCL_STATIC);
+	Tcl_AppendResult(interp, "insufficient arguments", NULL);
 	return TCL_ERROR;
     }
 
@@ -6128,7 +6128,7 @@ TestWrongNumArgsObjCmd(
 	/*
 	 * Asked for more arguments than were given.
 	 */
-	Tcl_SetResult(interp, "insufficient arguments", TCL_STATIC);
+	Tcl_AppendResult(interp, "insufficient arguments", NULL);
 	return TCL_ERROR;
     }
 
@@ -6905,7 +6905,7 @@ TestgetintCmd(
     const char **argv)
 {
     if (argc < 2) {
-	Tcl_SetResult(interp, "wrong # args", TCL_STATIC);
+	Tcl_AppendResult(interp, "wrong # args", NULL);
 	return TCL_ERROR;
     } else {
 	int val, i, total=0;
@@ -7429,7 +7429,7 @@ InterpCmdResolver(
              */
 
             CallFrame *parentFramePtr = varFramePtr->callerPtr;
-            char *context = parentFramePtr != NULL ? parentFramePtr->nsPtr->name : "(NULL)";
+            const char *context = parentFramePtr != NULL ? parentFramePtr->nsPtr->name : "(NULL)";
 
             if (strcmp(context, "ctx1") == 0 && (name[0] == 'z') && (name[1] == '\0')) {
                 resolvedCmdPtr = Tcl_FindCommand(interp, "y", NULL, TCL_GLOBAL_ONLY);
diff --git a/generic/tclThreadAlloc.c b/generic/tclThreadAlloc.c
index 2ee758e..8077de4 100644
--- a/generic/tclThreadAlloc.c
+++ b/generic/tclThreadAlloc.c
@@ -196,20 +196,11 @@ GetCache(void)
 
     if (listLockPtr == NULL) {
 	Tcl_Mutex *initLockPtr;
-	unsigned int i;
 
 	initLockPtr = Tcl_GetAllocMutex();
 	Tcl_MutexLock(initLockPtr);
 	if (listLockPtr == NULL) {
-	    listLockPtr = TclpNewAllocMutex();
-	    objLockPtr = TclpNewAllocMutex();
-	    for (i = 0; i < NBUCKETS; ++i) {
-		bucketInfo[i].blockSize = MINALLOC << i;
-		bucketInfo[i].maxBlocks = 1 << (NBUCKETS - 1 - i);
-		bucketInfo[i].numMove = i < NBUCKETS - 1 ?
-			1 << (NBUCKETS - 2 - i) : 1;
-		bucketInfo[i].lockPtr = TclpNewAllocMutex();
-	    }
+	    TclInitThreadAlloc();
 	}
 	Tcl_MutexUnlock(initLockPtr);
     }
@@ -1064,6 +1055,40 @@ GetBlocks(
     }
     return 1;
 }
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TclInitThreadAlloc --
+ *
+ *	Initializes the allocator cache-maintenance structures.
+ *      It is done early and protected during the TclInitSubsystems().
+ *
+ * Results:
+ *	None.
+ *
+ * Side effects:
+ *	None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+TclInitThreadAlloc(void)
+{
+    unsigned int i;
+
+    listLockPtr = TclpNewAllocMutex();
+    objLockPtr = TclpNewAllocMutex();
+    for (i = 0; i < NBUCKETS; ++i) {
+	bucketInfo[i].blockSize = MINALLOC << i;
+	bucketInfo[i].maxBlocks = 1 << (NBUCKETS - 1 - i);
+	bucketInfo[i].numMove = i < NBUCKETS - 1 ?
+		1 << (NBUCKETS - 2 - i) : 1;
+	bucketInfo[i].lockPtr = TclpNewAllocMutex();
+    }
+    TclpInitAllocCache();
+}
 
 /*
  *----------------------------------------------------------------------
diff --git a/library/tzdata/Asia/Aqtau b/library/tzdata/Asia/Aqtau
index 90cc94d..c128b27 100644
--- a/library/tzdata/Asia/Aqtau
+++ b/library/tzdata/Asia/Aqtau
@@ -4,7 +4,6 @@ set TZData(:Asia/Aqtau) {
     {-9223372036854775808 12064 0 LMT}
     {-1441164064 14400 0 +04}
     {-1247544000 18000 0 +05}
-    {-220942800 18000 0 +05}
     {370724400 21600 0 +06}
     {386445600 18000 0 +05}
     {386449200 21600 1 +06}
diff --git a/library/tzdata/Asia/Atyrau b/library/tzdata/Asia/Atyrau
new file mode 100644
index 0000000..f274540
--- /dev/null
+++ b/library/tzdata/Asia/Atyrau
@@ -0,0 +1,58 @@
+# created by tools/tclZIC.tcl - do not edit
+
+set TZData(:Asia/Atyrau) {
+    {-9223372036854775808 12464 0 LMT}
+    {-1441164464 14400 0 +04}
+    {-1247544000 18000 0 +05}
+    {370724400 21600 0 +06}
+    {386445600 18000 0 +05}
+    {386449200 21600 1 +06}
+    {402256800 18000 0 +05}
+    {417985200 21600 1 +06}
+    {433792800 18000 0 +05}
+    {449607600 21600 1 +06}
+    {465339600 18000 0 +05}
+    {481064400 21600 1 +06}
+    {496789200 18000 0 +05}
+    {512514000 21600 1 +06}
+    {528238800 18000 0 +05}
+    {543963600 21600 1 +06}
+    {559688400 18000 0 +05}
+    {575413200 21600 1 +06}
+    {591138000 18000 0 +05}
+    {606862800 21600 1 +06}
+    {622587600 18000 0 +05}
+    {638312400 21600 1 +06}
+    {654642000 18000 0 +05}
+    {670366800 14400 0 +04}
+    {670370400 18000 1 +05}
+    {686095200 14400 0 +04}
+    {695772000 18000 0 +05}
+    {701816400 21600 1 +06}
+    {717541200 18000 0 +05}
+    {733266000 21600 1 +06}
+    {748990800 18000 0 +05}
+    {764715600 21600 1 +06}
+    {780440400 18000 0 +05}
+    {796165200 21600 1 +06}
+    {811890000 18000 0 +05}
+    {828219600 21600 1 +06}
+    {846363600 18000 0 +05}
+    {859669200 21600 1 +06}
+    {877813200 18000 0 +05}
+    {891118800 21600 1 +06}
+    {909262800 18000 0 +05}
+    {922568400 14400 0 +04}
+    {922572000 18000 1 +05}
+    {941320800 14400 0 +04}
+    {954021600 18000 1 +05}
+    {972770400 14400 0 +04}
+    {985471200 18000 1 +05}
+    {1004220000 14400 0 +04}
+    {1017525600 18000 1 +05}
+    {1035669600 14400 0 +04}
+    {1048975200 18000 1 +05}
+    {1067119200 14400 0 +04}
+    {1080424800 18000 1 +05}
+    {1099173600 18000 0 +05}
+}
diff --git a/library/tzdata/Asia/Famagusta b/library/tzdata/Asia/Famagusta
new file mode 100644
index 0000000..384c183
--- /dev/null
+++ b/library/tzdata/Asia/Famagusta
@@ -0,0 +1,91 @@
+# created by tools/tclZIC.tcl - do not edit
+
+set TZData(:Asia/Famagusta) {
+    {-9223372036854775808 8148 0 LMT}
+    {-1518920148 7200 0 EET}
+    {166572000 10800 1 EEST}
+    {182293200 7200 0 EET}
+    {200959200 10800 1 EEST}
+    {213829200 7200 0 EET}
+    {228866400 10800 1 EEST}
+    {243982800 7200 0 EET}
+    {260316000 10800 1 EEST}
+    {276123600 7200 0 EET}
+    {291765600 10800 1 EEST}
+    {307486800 7200 0 EET}
+    {323820000 10800 1 EEST}
+    {338936400 7200 0 EET}
+    {354664800 10800 1 EEST}
+    {370386000 7200 0 EET}
+    {386114400 10800 1 EEST}
+    {401835600 7200 0 EET}
+    {417564000 10800 1 EEST}
+    {433285200 7200 0 EET}
+    {449013600 10800 1 EEST}
+    {465339600 7200 0 EET}
+    {481068000 10800 1 EEST}
+    {496789200 7200 0 EET}
+    {512517600 10800 1 EEST}
+    {528238800 7200 0 EET}
+    {543967200 10800 1 EEST}
+    {559688400 7200 0 EET}
+    {575416800 10800 1 EEST}
+    {591138000 7200 0 EET}
+    {606866400 10800 1 EEST}
+    {622587600 7200 0 EET}
+    {638316000 10800 1 EEST}
+    {654642000 7200 0 EET}
+    {670370400 10800 1 EEST}
+    {686091600 7200 0 EET}
+    {701820000 10800 1 EEST}
+    {717541200 7200 0 EET}
+    {733269600 10800 1 EEST}
+    {748990800 7200 0 EET}
+    {764719200 10800 1 EEST}
+    {780440400 7200 0 EET}
+    {796168800 10800 1 EEST}
+    {811890000 7200 0 EET}
+    {828223200 10800 1 EEST}
+    {843944400 7200 0 EET}
+    {859672800 10800 1 EEST}
+    {875394000 7200 0 EET}
+    {891122400 10800 1 EEST}
+    {904597200 10800 0 EEST}
+    {909277200 7200 0 EET}
+    {922582800 10800 1 EEST}
+    {941331600 7200 0 EET}
+    {954032400 10800 1 EEST}
+    {972781200 7200 0 EET}
+    {985482000 10800 1 EEST}
+    {1004230800 7200 0 EET}
+    {1017536400 10800 1 EEST}
+    {1035680400 7200 0 EET}
+    {1048986000 10800 1 EEST}
+    {1067130000 7200 0 EET}
+    {1080435600 10800 1 EEST}
+    {1099184400 7200 0 EET}
+    {1111885200 10800 1 EEST}
+    {1130634000 7200 0 EET}
+    {1143334800 10800 1 EEST}
+    {1162083600 7200 0 EET}
+    {1174784400 10800 1 EEST}
+    {1193533200 7200 0 EET}
+    {1206838800 10800 1 EEST}
+    {1224982800 7200 0 EET}
+    {1238288400 10800 1 EEST}
+    {1256432400 7200 0 EET}
+    {1269738000 10800 1 EEST}
+    {1288486800 7200 0 EET}
+    {1301187600 10800 1 EEST}
+    {1319936400 7200 0 EET}
+    {1332637200 10800 1 EEST}
+    {1351386000 7200 0 EET}
+    {1364691600 10800 1 EEST}
+    {1382835600 7200 0 EET}
+    {1396141200 10800 1 EEST}
+    {1414285200 7200 0 EET}
+    {1427590800 10800 1 EEST}
+    {1445734800 7200 0 EET}
+    {1459040400 10800 1 EEST}
+    {1473285600 10800 0 +03}
+}
diff --git a/library/tzdata/Asia/Gaza b/library/tzdata/Asia/Gaza
index ab53317..1149d51 100644
--- a/library/tzdata/Asia/Gaza
+++ b/library/tzdata/Asia/Gaza
@@ -2,17 +2,17 @@
 
 set TZData(:Asia/Gaza) {
     {-9223372036854775808 8272 0 LMT}
-    {-2185409872 7200 0 EET}
-    {-933645600 10800 1 EET}
-    {-857358000 7200 0 EET}
-    {-844300800 10800 1 EET}
-    {-825822000 7200 0 EET}
-    {-812685600 10800 1 EET}
-    {-794199600 7200 0 EET}
-    {-779853600 10800 1 EET}
-    {-762656400 7200 0 EET}
-    {-748310400 10800 1 EET}
-    {-731127600 7200 0 EET}
+    {-2185409872 7200 0 EEST}
+    {-933645600 10800 1 EEST}
+    {-857358000 7200 0 EEST}
+    {-844300800 10800 1 EEST}
+    {-825822000 7200 0 EEST}
+    {-812685600 10800 1 EEST}
+    {-794199600 7200 0 EEST}
+    {-779853600 10800 1 EEST}
+    {-762656400 7200 0 EEST}
+    {-748310400 10800 1 EEST}
+    {-731127600 7200 0 EEST}
     {-682653600 7200 0 EET}
     {-399088800 10800 1 EEST}
     {-386650800 7200 0 EET}
diff --git a/library/tzdata/Asia/Hebron b/library/tzdata/Asia/Hebron
index c9f94f2..5d312b8 100644
--- a/library/tzdata/Asia/Hebron
+++ b/library/tzdata/Asia/Hebron
@@ -2,17 +2,17 @@
 
 set TZData(:Asia/Hebron) {
     {-9223372036854775808 8423 0 LMT}
-    {-2185410023 7200 0 EET}
-    {-933645600 10800 1 EET}
-    {-857358000 7200 0 EET}
-    {-844300800 10800 1 EET}
-    {-825822000 7200 0 EET}
-    {-812685600 10800 1 EET}
-    {-794199600 7200 0 EET}
-    {-779853600 10800 1 EET}
-    {-762656400 7200 0 EET}
-    {-748310400 10800 1 EET}
-    {-731127600 7200 0 EET}
+    {-2185410023 7200 0 EEST}
+    {-933645600 10800 1 EEST}
+    {-857358000 7200 0 EEST}
+    {-844300800 10800 1 EEST}
+    {-825822000 7200 0 EEST}
+    {-812685600 10800 1 EEST}
+    {-794199600 7200 0 EEST}
+    {-779853600 10800 1 EEST}
+    {-762656400 7200 0 EEST}
+    {-748310400 10800 1 EEST}
+    {-731127600 7200 0 EEST}
     {-682653600 7200 0 EET}
     {-399088800 10800 1 EEST}
     {-386650800 7200 0 EET}
diff --git a/library/tzdata/Europe/Saratov b/library/tzdata/Europe/Saratov
new file mode 100644
index 0000000..d89a217
--- /dev/null
+++ b/library/tzdata/Europe/Saratov
@@ -0,0 +1,71 @@
+# created by tools/tclZIC.tcl - do not edit
+
+set TZData(:Europe/Saratov) {
+    {-9223372036854775808 11058 0 LMT}
+    {-1593820800 10800 0 +03}
+    {-1247540400 14400 0 +05}
+    {354916800 18000 1 +05}
+    {370724400 14400 0 +04}
+    {386452800 18000 1 +05}
+    {402260400 14400 0 +04}
+    {417988800 18000 1 +05}
+    {433796400 14400 0 +04}
+    {449611200 18000 1 +05}
+    {465343200 14400 0 +04}
+    {481068000 18000 1 +05}
+    {496792800 14400 0 +04}
+    {512517600 18000 1 +05}
+    {528242400 14400 0 +04}
+    {543967200 18000 1 +05}
+    {559692000 14400 0 +04}
+    {575416800 10800 0 +04}
+    {575420400 14400 1 +04}
+    {591145200 10800 0 +03}
+    {606870000 14400 1 +04}
+    {622594800 10800 0 +03}
+    {638319600 14400 1 +04}
+    {654649200 10800 0 +03}
+    {670374000 14400 0 +04}
+    {701820000 10800 0 +04}
+    {701823600 14400 1 +04}
+    {717548400 10800 0 +03}
+    {733273200 14400 1 +04}
+    {748998000 10800 0 +03}
+    {764722800 14400 1 +04}
+    {780447600 10800 0 +03}
+    {796172400 14400 1 +04}
+    {811897200 10800 0 +03}
+    {828226800 14400 1 +04}
+    {846370800 10800 0 +03}
+    {859676400 14400 1 +04}
+    {877820400 10800 0 +03}
+    {891126000 14400 1 +04}
+    {909270000 10800 0 +03}
+    {922575600 14400 1 +04}
+    {941324400 10800 0 +03}
+    {954025200 14400 1 +04}
+    {972774000 10800 0 +03}
+    {985474800 14400 1 +04}
+    {1004223600 10800 0 +03}
+    {1017529200 14400 1 +04}
+    {1035673200 10800 0 +03}
+    {1048978800 14400 1 +04}
+    {1067122800 10800 0 +03}
+    {1080428400 14400 1 +04}
+    {1099177200 10800 0 +03}
+    {1111878000 14400 1 +04}
+    {1130626800 10800 0 +03}
+    {1143327600 14400 1 +04}
+    {1162076400 10800 0 +03}
+    {1174777200 14400 1 +04}
+    {1193526000 10800 0 +03}
+    {1206831600 14400 1 +04}
+    {1224975600 10800 0 +03}
+    {1238281200 14400 1 +04}
+    {1256425200 10800 0 +03}
+    {1269730800 14400 1 +04}
+    {1288479600 10800 0 +03}
+    {1301180400 14400 0 +04}
+    {1414274400 10800 0 +03}
+    {1480806000 14400 0 +04}
+}
diff --git a/macosx/Tcl-Common.xcconfig b/macosx/Tcl-Common.xcconfig
index f1ecee6..77402b7 100644
--- a/macosx/Tcl-Common.xcconfig
+++ b/macosx/Tcl-Common.xcconfig
@@ -19,7 +19,7 @@ GCC_NO_COMMON_BLOCKS = YES
 GCC_DYNAMIC_NO_PIC = YES
 GCC_VERSION = 4.2
 GCC = gcc-$(GCC_VERSION)
-WARNING_CFLAGS = -Wall -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wno-unused-value -Winit-self -Wpointer-arith -Wcast-align -Wdisabled-optimization -Winline $(WARNING_CFLAGS)
+WARNING_CFLAGS = -Wall -Wwrite-strings -Wextra -Wdeclaration-after-statement -Wno-unused-parameter -Wno-missing-field-initializers -Wno-unused-value -Winit-self -Wpointer-arith -Wcast-align -Wdisabled-optimization -Winline $(WARNING_CFLAGS)
 BINDIR = $(PREFIX)/bin
 CFLAGS = $(CFLAGS)
 CPPFLAGS = -mmacosx-version-min=$(MACOSX_DEPLOYMENT_TARGET) $(CPPFLAGS)
diff --git a/tests/clock.test b/tests/clock.test
index 08036ca..6a0fecd 100644
--- a/tests/clock.test
+++ b/tests/clock.test
@@ -37009,10 +37009,10 @@ test clock-67.5 {Change scan %x output on global locale change [Bug 4a0c163d24]}
     set current [msgcat::mclocale]
 } -body {
     msgcat::mclocale de_de
-    set res [clock scan "01.01.1970" -locale current -format %x]
+    set res [clock scan "01.01.1970" -locale current -format %x -gmt 1]
     msgcat::mclocale en_uk
     # This will fail without the bug fix, as still de_de is active
-    expr {$res == [clock scan "01/01/1970" -locale current -format %x]}
+    expr {$res == [clock scan "01/01/1970" -locale current -format %x -gmt 1]}
 } -cleanup {
     msgcat::mclocale $current
 } -result {1}
diff --git a/tests/httpd11.tcl b/tests/httpd11.tcl
index 6eae2b7..7880494 100644
--- a/tests/httpd11.tcl
+++ b/tests/httpd11.tcl
@@ -8,7 +8,7 @@
 # See the file "license.terms" for information on usage and redistribution
 # of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 
-package require Tcl 8.6
+package require Tcl 8.6-
 
 proc ::tcl::dict::get? {dict key} {
     if {[dict exists $dict $key]} {
diff --git a/tools/genStubs.tcl b/tools/genStubs.tcl
index 9f2c6ca..742aa46 100644
--- a/tools/genStubs.tcl
+++ b/tools/genStubs.tcl
@@ -199,6 +199,13 @@ proc genStubs::declare {args} {
 		set stubs($curName,$platform,lastNum) $index
 	    }
 	}
+	if {$platformList eq "deprecated"} {
+	    set stubs($curName,generic,$index) $decl
+	    if {![info exists stubs($curName,generic,lastNum)] \
+		    || ($index > $stubs($curName,generic,lastNum))} {
+		set stubs($curName,$platform,lastNum) $index
+	    }
+	}
     }
     return
 }
@@ -455,10 +462,16 @@ proc genStubs::parseArg {arg} {
 
 proc genStubs::makeDecl {name decl index} {
     variable scspec
+    variable stubs
+    variable libraryName
     lassign $decl rtype fname args
 
     append text "/* $index */\n"
+    if {[info exists stubs($name,deprecated,$index)]} {
+    set line "[string toupper $libraryName]_DEPRECATED $rtype"
+    } else {
     set line "$scspec $rtype"
+    }
     set count [expr {2 - ([string length $line] / 8)}]
     append line [string range "\t\t\t" 0 $count]
     set pad [expr {24 - [string length $line]}]
@@ -682,7 +695,10 @@ proc genStubs::forAllStubs {name slotProc onAll textVar
 	for {set i 0} {$i <= $lastNum} {incr i} {
 	    set slots [array names stubs $name,*,$i]
 	    set emit 0
-	    if {[info exists stubs($name,generic,$i)]} {
+	    if {[info exists stubs($name,deprecated,$i)]} {
+		append text [$slotProc $name $stubs($name,generic,$i) $i]
+		set emit 1
+	    } elseif {[info exists stubs($name,generic,$i)]} {
 		if {[llength $slots] > 1} {
 		    puts stderr "conflicting generic and platform entries:\
 			    $name $i"
diff --git a/unix/configure b/unix/configure
index baea1f1..741ae47 100755
--- a/unix/configure
+++ b/unix/configure
@@ -4985,7 +4985,7 @@ fi
     if test "$GCC" = yes; then :
 
 	CFLAGS_OPTIMIZE=-O2
-	CFLAGS_WARNING="-Wall -Wsign-compare -Wdeclaration-after-statement"
+	CFLAGS_WARNING="-Wall -Wwrite-strings -Wsign-compare -Wdeclaration-after-statement"
 
 else
 
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index 3189960..c1d7a7d 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -1096,7 +1096,7 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
     CFLAGS_DEBUG=-g
     AS_IF([test "$GCC" = yes], [
 	CFLAGS_OPTIMIZE=-O2
-	CFLAGS_WARNING="-Wall -Wsign-compare -Wdeclaration-after-statement"
+	CFLAGS_WARNING="-Wall -Wwrite-strings -Wsign-compare -Wdeclaration-after-statement"
     ], [
 	CFLAGS_OPTIMIZE=-O
 	CFLAGS_WARNING=""
diff --git a/unix/tclUnixThrd.c b/unix/tclUnixThrd.c
index 7394545..805599d 100644
--- a/unix/tclUnixThrd.c
+++ b/unix/tclUnixThrd.c
@@ -711,9 +711,7 @@ TclpFreeAllocMutex(
 void
 TclpInitAllocCache(void)
 {
-    pthread_mutex_lock(allocLockPtr);
     pthread_key_create(&key, NULL);
-    pthread_mutex_unlock(allocLockPtr);
 }
 
 void
diff --git a/unix/tclUnixTime.c b/unix/tclUnixTime.c
index df759d8..d634449 100644
--- a/unix/tclUnixTime.c
+++ b/unix/tclUnixTime.c
@@ -158,7 +158,7 @@ TclpGetWideClicks(void)
 	Tcl_Time time;
 
 	tclGetTimeProcPtr(&time, tclTimeClientData);
-	now = (Tcl_WideInt) (time.sec*1000000 + time.usec);
+	now = ((Tcl_WideInt)time.sec)*1000000 + time.usec;
     } else {
 #ifdef MAC_OSX_TCL
 	now = (Tcl_WideInt) (mach_absolute_time() & INT64_MAX);
diff --git a/win/configure b/win/configure
index 73d6d9f..147252c 100755
--- a/win/configure
+++ b/win/configure
@@ -4165,7 +4165,7 @@ $as_echo "using shared flags" >&6; }
 
 	CFLAGS_DEBUG=-g
 	CFLAGS_OPTIMIZE="-O2 -fomit-frame-pointer"
-	CFLAGS_WARNING="-Wall -Wsign-compare -Wdeclaration-after-statement"
+	CFLAGS_WARNING="-Wall -Wwrite-strings -Wsign-compare -Wdeclaration-after-statement"
 	LDFLAGS_DEBUG=
 	LDFLAGS_OPTIMIZE=
 
diff --git a/win/nmakehlp.c b/win/nmakehlp.c
index 84cf75c..22b7b06 100644
--- a/win/nmakehlp.c
+++ b/win/nmakehlp.c
@@ -43,7 +43,7 @@
 /* protos */
 
 static int CheckForCompilerFeature(const char *option);
-static int CheckForLinkerFeature(const char *option);
+static int CheckForLinkerFeature(const char **options, int count);
 static int IsIn(const char *string, const char *substring);
 static int SubstituteFile(const char *substs, const char *filename);
 static int QualifyPath(const char *path);
@@ -102,16 +102,16 @@ main(
 	    }
 	    return CheckForCompilerFeature(argv[2]);
 	case 'l':
-	    if (argc != 3) {
+	    if (argc < 3) {
 		chars = snprintf(msg, sizeof(msg) - 1,
-	       		"usage: %s -l <linker option>\n"
+	       		"usage: %s -l <linker option> ?<mandatory option> ...?\n"
 			"Tests for whether link.exe supports an option\n"
 			"exitcodes: 0 == no, 1 == yes, 2 == error\n", argv[0]);
 		WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg, chars,
 			&dwWritten, NULL);
 		return 2;
 	    }
-	    return CheckForLinkerFeature(argv[2]);
+	    return CheckForLinkerFeature(&argv[2], argc-2);
 	case 'f':
 	    if (argc == 2) {
 		chars = snprintf(msg, sizeof(msg) - 1,
@@ -313,7 +313,8 @@ CheckForCompilerFeature(
 
 static int
 CheckForLinkerFeature(
-    const char *option)
+    const char **options,
+    int count)
 {
     STARTUPINFO si;
     PROCESS_INFORMATION pi;
@@ -322,7 +323,8 @@ CheckForLinkerFeature(
     char msg[300];
     BOOL ok;
     HANDLE hProcess, h, pipeThreads[2];
-    char cmdline[100];
+    int i;
+    char cmdline[255];
 
     hProcess = GetCurrentProcess();
 
@@ -368,7 +370,11 @@ CheckForLinkerFeature(
      * Append our option for testing.
      */
 
-    lstrcat(cmdline, option);
+    for (i = 0; i < count; i++) {
+	lstrcat(cmdline, " \"");
+	lstrcat(cmdline, options[i]);
+	lstrcat(cmdline, "\"");
+    }
 
     ok = CreateProcess(
 	    NULL,	    /* Module name. */
@@ -433,7 +439,9 @@ CheckForLinkerFeature(
     return !(strstr(Out.buffer, "LNK1117") != NULL ||
 	    strstr(Err.buffer, "LNK1117") != NULL ||
 	    strstr(Out.buffer, "LNK4044") != NULL ||
-	    strstr(Err.buffer, "LNK4044") != NULL);
+	    strstr(Err.buffer, "LNK4044") != NULL ||
+	    strstr(Out.buffer, "LNK4224") != NULL ||
+	    strstr(Err.buffer, "LNK4224") != NULL);
 }
 
 static DWORD WINAPI
diff --git a/win/rules.vc b/win/rules.vc
index e12854d..4a3ae26 100644
--- a/win/rules.vc
+++ b/win/rules.vc
@@ -188,9 +188,14 @@ COMPILERFLAGS   = $(COMPILERFLAGS) -QIA64_Bx
 !endif

 !endif

 

+# Prevents "LNK1561: entry point must be defined" error compiling from VS-IDE:

+!ifndef LINKER_TESTFLAGS

+LINKER_TESTFLAGS = /DLL /NOENTRY /OUT:nmhlp-out.txt

+!endif

+

 !if "$(MACHINE)" == "IX86"

 ### test for -align:4096, when align:512 will do.

-!if [nmakehlp -l -opt:nowin98]

+!if [nmakehlp -l -opt:nowin98 $(LINKER_TESTFLAGS)]

 !message *** Linker has 'Win98 alignment problem'

 ALIGN98_HACK	= 1

 !else

@@ -203,7 +208,7 @@ ALIGN98_HACK	= 0
 

 LINKERFLAGS     =

 

-!if [nmakehlp -l -ltcg]

+!if [nmakehlp -l -ltcg $(LINKER_TESTFLAGS)]

 LINKERFLAGS     =-ltcg

 !endif

 

@@ -417,7 +422,7 @@ TCL_NO_DEPRECATED	    = 0
 !if [nmakehlp -f $(CHECKS) "fullwarn"]

 !message *** Doing full warnings check

 WARNINGS		    = -W4

-!if [nmakehlp -l -warn:3]

+!if [nmakehlp -l -warn:3 $(LINKER_TESTFLAGS)]

 LINKERFLAGS		    = $(LINKERFLAGS) -warn:3

 !endif

 !else

@@ -430,7 +435,7 @@ WARNINGS		    = $(WARNINGS) -Wp64
 !endif

 

 !if $(PGO) > 1

-!if [nmakehlp -l -ltcg:pgoptimize]

+!if [nmakehlp -l -ltcg:pgoptimize $(LINKER_TESTFLAGS)]

 LINKERFLAGS	= $(LINKERFLAGS:-ltcg=) -ltcg:pgoptimize

 !else

 MSG=^

@@ -438,7 +443,7 @@ This compiler does not support profile guided optimization.
 !error $(MSG)

 !endif

 !elseif $(PGO) > 0

-!if [nmakehlp -l -ltcg:pginstrument]

+!if [nmakehlp -l -ltcg:pginstrument $(LINKER_TESTFLAGS)]

 LINKERFLAGS	= $(LINKERFLAGS:-ltcg=) -ltcg:pginstrument

 !else

 MSG=^

diff --git a/win/tcl.dsp b/win/tcl.dsp
index 9ea990b..cade8a7 100644
--- a/win/tcl.dsp
+++ b/win/tcl.dsp
@@ -36,7 +36,7 @@ CFG=tcl - Win32 Debug Static
 # PROP BASE Intermediate_Dir "Release\tcl_Dynamic"

 # PROP BASE Cmd_Line "nmake -nologo -f makefile.vc OPTS=none MSVCDIR=IDE"

 # PROP BASE Rebuild_Opt "-a"

-# PROP BASE Target_File "Release\tclsh85.exe"

+# PROP BASE Target_File "Release\tclsh87.exe"

 # PROP BASE Bsc_Name ""

 # PROP BASE Target_Dir ""

 # PROP Use_MFC 0

@@ -45,7 +45,7 @@ CFG=tcl - Win32 Debug Static
 # PROP Intermediate_Dir "Release\tcl_Dynamic"

 # PROP Cmd_Line "nmake -nologo -f makefile.vc OPTS=threads MSVCDIR=IDE"

 # PROP Rebuild_Opt "clean release"

-# PROP Target_File "Release\tclsh85t.exe"

+# PROP Target_File "Release\tclsh87t.exe"

 # PROP Bsc_Name ""

 # PROP Target_Dir ""

 

@@ -57,7 +57,7 @@ CFG=tcl - Win32 Debug Static
 # PROP BASE Intermediate_Dir "Debug\tcl_Dynamic"

 # PROP BASE Cmd_Line "nmake -nologo -f makefile.vc OPTS=symbols MSVCDIR=IDE"

 # PROP BASE Rebuild_Opt "-a"

-# PROP BASE Target_File "Debug\tclsh85g.exe"

+# PROP BASE Target_File "Debug\tclsh87g.exe"

 # PROP BASE Bsc_Name ""

 # PROP BASE Target_Dir ""

 # PROP Use_MFC 0

@@ -66,7 +66,7 @@ CFG=tcl - Win32 Debug Static
 # PROP Intermediate_Dir "Debug\tcl_Dynamic"

 # PROP Cmd_Line "nmake -nologo -f makefile.vc OPTS=threads,symbols MSVCDIR=IDE"

 # PROP Rebuild_Opt "clean release"

-# PROP Target_File "Debug\tclsh85tg.exe"

+# PROP Target_File "Debug\tclsh87tg.exe"

 # PROP Bsc_Name ""

 # PROP Target_Dir ""

 

@@ -78,7 +78,7 @@ CFG=tcl - Win32 Debug Static
 # PROP BASE Intermediate_Dir "Debug\tcl_Static"

 # PROP BASE Cmd_Line "nmake -nologo -f makefile.vc OPTS=symbols,static MSVCDIR=IDE"

 # PROP BASE Rebuild_Opt "-a"

-# PROP BASE Target_File "Debug\tclsh85sg.exe"

+# PROP BASE Target_File "Debug\tclsh87sg.exe"

 # PROP BASE Bsc_Name ""

 # PROP BASE Target_Dir ""

 # PROP Use_MFC 0

@@ -87,7 +87,7 @@ CFG=tcl - Win32 Debug Static
 # PROP Intermediate_Dir "Debug\tcl_Static"

 # PROP Cmd_Line "nmake -nologo -f makefile.vc OPTS=symbols,static MSVCDIR=IDE"

 # PROP Rebuild_Opt "-a"

-# PROP Target_File "Debug\tclsh85sg.exe"

+# PROP Target_File "Debug\tclsh87sg.exe"

 # PROP Bsc_Name ""

 # PROP Target_Dir ""

 

@@ -99,7 +99,7 @@ CFG=tcl - Win32 Debug Static
 # PROP BASE Intermediate_Dir "Release\tcl_Static"

 # PROP BASE Cmd_Line "nmake -nologo -f makefile.vc OPTS=static MSVCDIR=IDE"

 # PROP BASE Rebuild_Opt "-a"

-# PROP BASE Target_File "Release\tclsh85s.exe"

+# PROP BASE Target_File "Release\tclsh87s.exe"

 # PROP BASE Bsc_Name ""

 # PROP BASE Target_Dir ""

 # PROP Use_MFC 0

@@ -108,7 +108,7 @@ CFG=tcl - Win32 Debug Static
 # PROP Intermediate_Dir "Release\tcl_Static"

 # PROP Cmd_Line "nmake -nologo -f makefile.vc OPTS=static MSVCDIR=IDE"

 # PROP Rebuild_Opt "-a"

-# PROP Target_File "Release\tclsh85s.exe"

+# PROP Target_File "Release\tclsh87s.exe"

 # PROP Bsc_Name ""

 # PROP Target_Dir ""

 

diff --git a/win/tcl.m4 b/win/tcl.m4
index 7eff8e8..b4fbcce 100644
--- a/win/tcl.m4
+++ b/win/tcl.m4
@@ -727,7 +727,7 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 
 	CFLAGS_DEBUG=-g
 	CFLAGS_OPTIMIZE="-O2 -fomit-frame-pointer"
-	CFLAGS_WARNING="-Wall -Wsign-compare -Wdeclaration-after-statement"
+	CFLAGS_WARNING="-Wall -Wwrite-strings -Wsign-compare -Wdeclaration-after-statement"
 	LDFLAGS_DEBUG=
 	LDFLAGS_OPTIMIZE=
 
diff --git a/win/tclWinTime.c b/win/tclWinTime.c
index 71a0366..81d9458 100644
--- a/win/tclWinTime.c
+++ b/win/tclWinTime.c
@@ -281,8 +281,6 @@ NativeGetTime(
     ClientData clientData)
 {
     struct _timeb t;
-    int useFtime = 1;		/* Flag == TRUE if we need to fall back on
-				 * ftime rather than using the perf counter. */
 
     /*
      * Initialize static storage on the first trip through.
@@ -398,6 +396,10 @@ NativeGetTime(
 	 * time.
 	 */
 
+	ULARGE_INTEGER fileTimeLastCall;
+	LARGE_INTEGER perfCounterLastCall, curCounterFreq;
+				/* Copy with current data of calibration cycle */
+
 	LARGE_INTEGER curCounter;
 				/* Current performance counter. */
 	Tcl_WideInt curFileTime;/* Current estimated time, expressed as 100-ns
@@ -411,9 +413,29 @@ NativeGetTime(
 	posixEpoch.LowPart = 0xD53E8000;
 	posixEpoch.HighPart = 0x019DB1DE;
 
+	QueryPerformanceCounter(&curCounter);
+
+	/*
+	 * Hold time section locked as short as possible
+	 */
 	EnterCriticalSection(&timeInfo.cs);
 
-	QueryPerformanceCounter(&curCounter);
+	fileTimeLastCall.QuadPart = timeInfo.fileTimeLastCall.QuadPart;
+	perfCounterLastCall.QuadPart = timeInfo.perfCounterLastCall.QuadPart;
+	curCounterFreq.QuadPart = timeInfo.curCounterFreq.QuadPart;
+
+	LeaveCriticalSection(&timeInfo.cs);
+
+	/*
+	 * If calibration cycle occurred after we get curCounter
+	 */
+	if (curCounter.QuadPart <= perfCounterLastCall.QuadPart) {
+	    usecSincePosixEpoch =
+		(fileTimeLastCall.QuadPart - posixEpoch.QuadPart) / 10;
+	    timePtr->sec = (long) (usecSincePosixEpoch / 1000000);
+	    timePtr->usec = (unsigned long) (usecSincePosixEpoch % 1000000);
+	    return;
+	}
 
 	/*
 	 * If it appears to be more than 1.1 seconds since the last trip
@@ -425,31 +447,27 @@ NativeGetTime(
 	 * loop should recover.
 	 */
 
-	if (curCounter.QuadPart - timeInfo.perfCounterLastCall.QuadPart <
-		11 * timeInfo.curCounterFreq.QuadPart / 10) {
-	    curFileTime = timeInfo.fileTimeLastCall.QuadPart +
-		 ((curCounter.QuadPart - timeInfo.perfCounterLastCall.QuadPart)
-		    * 10000000 / timeInfo.curCounterFreq.QuadPart);
-	    timeInfo.fileTimeLastCall.QuadPart = curFileTime;
-	    timeInfo.perfCounterLastCall.QuadPart = curCounter.QuadPart;
+	if (curCounter.QuadPart - perfCounterLastCall.QuadPart <
+		11 * curCounterFreq.QuadPart / 10
+	) {
+	    curFileTime = fileTimeLastCall.QuadPart +
+		 ((curCounter.QuadPart - perfCounterLastCall.QuadPart)
+		    * 10000000 / curCounterFreq.QuadPart);
+
 	    usecSincePosixEpoch = (curFileTime - posixEpoch.QuadPart) / 10;
 	    timePtr->sec = (long) (usecSincePosixEpoch / 1000000);
 	    timePtr->usec = (unsigned long) (usecSincePosixEpoch % 1000000);
-	    useFtime = 0;
+	    return;
 	}
-
-	LeaveCriticalSection(&timeInfo.cs);
     }
 
-    if (useFtime) {
-	/*
-	 * High resolution timer is not available. Just use ftime.
-	 */
+    /*
+     * High resolution timer is not available. Just use ftime.
+     */
 
-	_ftime(&t);
-	timePtr->sec = (long)t.time;
-	timePtr->usec = t.millitm * 1000;
-    }
+    _ftime(&t);
+    timePtr->sec = (long)t.time;
+    timePtr->usec = t.millitm * 1000;
 }
 
 /*