ruby.c: replace with real path
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49394 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
ruby.c: replace with real path
real path. dladdr(3) on Linux returns the argv[0] as dli_fname
instead of the real path, for a symbol defined in the executable
file itself. [Bug #10776]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49394 b2dd03c8-39d4-4d8f-98ff-823fe69b080e