Merge a change from MySQL:

 http://lists.mysql.com/commits/80832

 2968 Jonathan Perkin	2009-08-14
      Build fixes for Windows, AIX, HP/UX and Sun Studio11, from Timothy Smith.
      modified:
        CMakeLists.txt
        cmd-line-utils/readline/util.c
        storage/innodb_plugin/handler/i_s.cc
        storage/innodb_plugin/include/univ.i