A text file can be created in a few different ways. The simplest being the echo'ing of text and redirecting it in to a file like so:

Now I needed to make my way over to

NOTE: For mac users, the official cran mirror of R tools for OS X and R tools for OS X on r.research.att.com that lists the gfortran binary are out of date. You will need to update gfortran and add the following line FLIBS=-L/usr/local/Cellar/gcc/X.Y.Z/lib/gcc/X (where X.Y.Z is your gcc version) to ~/.R/Makevars prior to this package installation.