You are now in the directory for the port "editors/psgml-emacs20" (package name "psgml-emacs20-1.1.6").
This is the one-line description for this port:
A major mode for editing SGML and XML documents for emacs20
Please read the file "pkg/DESCR" for a longer description.
Go to the top of the ports tree for a summary on how to use the ports collection.
This port requires package(s) "XFree86-3.3.5 autoconf-2.13 emacs-20.4 m4-1.4" to build.
This port requires package(s) "XFree86-3.3.5 docbook-1.0 docbook-241 docbook-3.0 docbook-3.1 dtd-catalogs-1.0 emacs-20.4 html-4.0b iso12083-1993 iso8879-1986 linuxdoc-1.1" to run.