(Last checked against version &lfs-utils-contversion;.) mktemp creates temporary files in a secure manner for use in scripts. tempfile creates temporary files in a less secure manner than mktemp. It is installed for backwards-compatibility. http-get is a script that takes advantage of a little known feature of Bash called "net redirection". It is used to download from websites without using any third-party programs. iana-net uses the http-get to simplify the process of procuring IANA's services and protocols configuration files.