Hello again. Libpng version 1.5.0 does not have a scripts/makefile.mingw.
However, Libpng version 1.2.44 does. That seems to be the snag. Presumably I should stick with the older version. Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodg...@gmail.com ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.