* internal.h (INTEGER_PACK_2COMP): Defined.
  (rb_integer_pack_2comp): Removed.

* bignum.c (bary_pack): Support INTEGER_PACK_2COMP.
  (rb_integer_pack): Invoke bary_pack directly.
  (rb_integer_pack_2comp): Removed.
  (rb_integer_pack_internal): Ditto.
  (absint_numwords_generic): Follow the above change.

* pack.c (pack_pack): Ditto.

* sprintf.c (rb_str_format): Ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41336 b2dd03c8-39d4-4d8f-98ff-823fe69b080e