Use _strtoui64 if both HAVE_STRTOULL and HAVE__STRTOUI64 are defined
Use _strtoui64 if both HAVE_STRTOULL and HAVE__STRTOUI64 are defined

This change fixes a build error of Maria DB 10.0.11 with Mroonga 4.03 on
Windows + Visual Studio 2010 Professional. Note that Visual Studio 2013
supports strtoull().

Redmine: fixes #2597

myokoym/groonga,kenhys/groonga,kenhys/groonga,myokoym/groonga,hiroyuki-sato/groonga,naoa/groonga,myokoym/groonga,kenhys/groonga,naoa/groonga,groonga/groonga,hiroyuki-sato/groonga,redfigure/groonga,hiroyuki-sato/groonga,kenhys/groonga,komainu8/groonga,cosmo0920/groonga,redfigure/groonga,redfigure/groonga,redfigure/groonga,kenhys/groonga,kenhys/groonga,naoa/groonga,komainu8/groonga,myokoym/groonga,komainu8/groonga,kenhys/groonga,komainu8/groonga,redfigure/groonga,cosmo0920/groonga,hiroyuki-sato/groonga,cosmo0920/groonga,myokoym/groonga,kenhys/groonga,groonga/groonga,naoa/groonga,hiroyuki-sato/groonga,redfigure/groonga,cosmo0920/groonga,hiroyuki-sato/groonga,cosmo0920/groonga,myokoym/groonga,groonga/groonga,myokoym/groonga,komainu8/groonga,naoa/groonga,komainu8/groonga,groonga/groonga,komainu8/groonga,cosmo0920/groonga,groonga/groonga,hiroyuki-sato/groonga,naoa/groonga,groonga/groonga,komainu8/groonga,redfigure/groonga,hiroyuki-sato/groonga,redfigure/groonga,cosmo0920/groonga,cosmo0920/groonga,naoa/groonga,myokoym/groonga,naoa/groonga,groonga/groonga,groonga/groonga