signal.c: directly enqueue
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45911 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
signal.c: directly enqueue
except for SIGSEGV and SIGBUS. [ruby-dev:48203] [Bug #9820]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45911 b2dd03c8-39d4-4d8f-98ff-823fe69b080e