Ruby on Rails

I got this error:`require_frameworks': no such file to load -- openssl
(RuntimeError)
My OS is Fedora Core 13
I installed openssl, try compile extconf.rb,but this not help.
If i compile extconf.rb, i got this error:
[root@localhost openssl]# ruby extconf.rb
=== OpenSSL for Ruby configurator ===
=== Checking for system dependent stuff... ===
checking for t_open() in -lnsl... no
checking for socket() in -lsocket... no
checking for assert.h... yes
=== Checking for required stuff... ===
checking for openssl/ssl.h... no
=== Checking for required stuff failed. ===
Makefile wasn't created. Fix the errors above.
[root@localhost openssl]#