Glibc 2.3.2
GnuTLS [gnutls]
Kerberos >= 1.6 [kerberos]
LibIDN 0.5.19
LibSSH2 [libssh2]
NSS [nss]
OpenLDAP [openldap]
OpenSSL >= 0.9.7 [openssl]
ZLib >= 1.2.1
[*ssl]
