These instructions assume a Unix system. Modify them accordingly for the type of system you're stuck with, if it isn't Unix. 0) Install the source code for Angband version 2.8.1. This code has only been tested with that release; if you choose to try to use an older version of Angband, you're on your own. 1) Unpack the distribution archive. You've probably already done this, but just in case, you should probably do something like this: cd /some/path/angband-281 gzip -dc randart-0.1.tar.gz | tar xvf - 2) Note that the previous step overwrites src/Makefile, and places a file called randart.diff in the src directory. Apply the randart.diff patch using something like this: cd /some/path/angband-281 patch -p1