You are now in the directory for the port "lang/gprolog" (package name "gprolog-1.2.16").
This is the one-line description for this port:
A free Prolog compiler developed by Daniel Diaz
Please read the "description file" 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) "autoconf-2.53_1 expat-1.95.5 gettext-0.11.5_1 gmake-3.80 libiconv-1.8_2 m4-1.4_1" to build.