* vm_dump.c (rb_vm_bugreport): check by configured result instead
	  of system name for old FreeBSD.  based on a patch by Steve Wills
	  at [ruby-core:67655].  [Bug #10752]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@49330 b2dd03c8-39d4-4d8f-98ff-823fe69b080e