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changes in pike 7.6.86
This document outlines the changes between Pike 7.6.66 and 7.6.86.

Changes in Pike
*Added support for "100 Continue" to Protocols.HTTP.Server.
*Fixed Keep alive issues in Protocols.HTTP.Server.
*Fixed SSL.sslfile to ensure that a read callback gets a call if it's installed when there already is data in the internal read buffer.
*Fixed Cache.cache to work without threads again.
*Fixed a typo in Array.diff3 that in some rare cases caused it to merge a difference into a three-way equality.
*Fixed a bug where reused local variables weren't cleared properly.
*Fixed sorting order for huge characters.
*The values returned by Thread.status is now available as constants in the Thread module.
*Added peek() method to ADT.Heap and Priority_queue.
*Fixed "file not open" error when performing multiple operations on a Filesystem.Tar file.
*Fixed a rare PNG decoding issue.
*Proper handling of NULL elements in Postgres.
*Fix for potential SQL injection vulnerability in Postgres.
*Added support for WSAECONNRESET in SSL on win32.


Other
*Fixed bug causing local variables to never be reused, which in turn leads to huge stack frames.
*Fix to avoid the cleanup thread becoming garbage when the cache object is destructed.
*Various UCS-2/SQLWCHAR related fixes in Odbc. Potentially fixes problems where wchar_t is 4 bytes (eg MacOS X).
*More multiset gc fixes.
*Fixed support for running dmalloc Pike with -d.


Build fixes
*Fixed VC8 compilation.
*Fixed support for C++ modules.
*Improved support for Darwin x86.