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What changed:
-------------
- Improve performance of send(2), sendto(2), sendmsg(2) when using small
input buffers.
Addresses: https://cygwin.com/ml/cygwin/2014-07/msg00069.html
- The default pthread_mutex type is now PTHREAD_MUTEX_NORMAL, rather than
PTHREAD_MUTEX_ERRORCHECK, just as on Linux.
- Align pthread_attr stack functions more closely to Linux.
- Mark pthread_attr_getstackaddr and pthread_attr_setstackaddr as deprecated,
as on Linux.
Bug Fixes
---------
- Fix various assorted bugs (potential buffer overruns, resource leaks, you
name it) caught by Coverity.
- Fix return value of getgrouplist if the number of groups is bigger than the
application-provided buffer can hold.
See https://cygwin.com/ml/cygwin/2014-05/msg00469.html
- Fix a spurious error condition in calls to getaddrinfo on x86_64.
Addresses: https://cygwin.com/ml/cygwin/2014-06/msg00350.html
- Workaround a problem following native NTFS symlinks. This patch has been
not applied to 1.7.30, accidentally.
Addresses: https://cygwin.com/ml/cygwin/2014-04/msg00384.html
- Fix an off-by-one bug in res_querydomain.
Addresses: https://cygwin.com/ml/cygwin/2014-07/msg00052.html
- Don't catch STATUS_STACK_OVERFLOW preliminary on 64 bit.
Fixes: https://cygwin.com/ml/cygwin/2014-07/msg00046.html
- Make sure that signals are properly delivered when sending lots of signals
in succession.
Fixes: https://cygwin.com/ml/cygwin/2014-07/threads.html#00149
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