ext/bigdecimal/bigdecimal.c (rb_rational_num): add fallback function for rubies lower than 2.2.0.
ext/bigdecimal/bigdecimal.c (rb_rational_den): ditto.
ext/bigdecimal/extconf.rb: check the existences of struct RRational, rb_rational_num, and rb_rational_den.
ext/bigdecimal/bigdecimal.bundle: bump version.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49440 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
ext/bigdecimal/bigdecimal.c (rb_rational_num): add fallback function
for rubies lower than 2.2.0.
ext/bigdecimal/bigdecimal.c (rb_rational_den): ditto.
ext/bigdecimal/extconf.rb: check the existences of struct RRational,
rb_rational_num, and rb_rational_den.
ext/bigdecimal/bigdecimal.bundle: bump version.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49440 b2dd03c8-39d4-4d8f-98ff-823fe69b080e