development/libraries
- krb5-devel - Development files needed to compile Kerberos 5 programs.
- nspr-devel - Development libraries for the Netscape Portable Runtime
- nss-devel - Development libraries for Network Security Services
- nss-pkcs11-devel - Development libraries for PKCS #11 (Cryptoki) using NSS
- openssl-devel - Files for development of applications which will use OpenSSL
- php53-devel - Files needed for building PHP extensions