zsock_resolve return NULL if self is a socket descriptor
Add support for socket descriptors on windows.
events was not getting set on non WIN32 platforms.
zsock_resolve fd support on osx
zpoller fd support on osx
Unit test for fd support in zsock_resolve
Fix typo
zpoller fd support test
Merge branch 'master' into zpoller_fd_support
Merge branch 'msvc_build_fixes' into zpoller_fd_support
Cleanup according to CLASS
Update zsock_resolve docs
Merge branch 'master' into zpoller_fd_support
Fix type that broke non win32 builds
getsockopt seems to be more particular about FDs and socket FDs on linux
Merge pull request #655 from jossgray/zpoller_fd_support

zpoller file descriptor support