Library: c-ares, DNS resolver Version: 1.7.3 (11 June, 2010) Authors: Greg Hudson, Daniel Stenberg License: MIT Notes: Just use waf instead of the autoconf based configure script. Delete most of the documentation and other files distributed with it. To upgrade, run ./configure on linux, macintosh, solaris (and other supported platforms) and copy - ares_config.h - ares_setup.h - ares_build.h into the appropriate directory.