On Mon, May 20, 2013 at 09:14:07PM +0200, Jordi Guillaumes i Pons wrote: Ouch! Please check if there is a different package for "devel" in the FreeBSD ports tree. There is one for linux, and you need to install the -devel one to be able to compile simh. FreeBSD doesn't have such silliness. :) The header files are there, it just looks like INCPATH isn't working as I don't see -I/usr/local/include in the output. -brian