* include/ruby/defines.h (HAVE_TRUE_LONG_LONG): Defined to distinguish
  availability of long long and availability of 64bit integer type.

* pack.c: Use HAVE_TRUE_LONG_LONG to distinguish q! and Q! support.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40127 b2dd03c8-39d4-4d8f-98ff-823fe69b080e