crypt.c: fix size macros
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55233 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
crypt.c: fix size macros
for platforms long is larger than 32bit.
[ruby-core:75792] [Bug #12446]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55233 b2dd03c8-39d4-4d8f-98ff-823fe69b080e