time.c (time_mdump): dump timezone string to private instance variable on marshaling.
time.c (time_mload): load timezone string from private instance variable named 'zone'.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38247 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
time.c (time_mdump): dump timezone string to private instance variable
on marshaling.
time.c (time_mload): load timezone string from private instance
variable named 'zone'.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38247 b2dd03c8-39d4-4d8f-98ff-823fe69b080e