Hi Freja, Thanks for this bug report and the patch, and sorry for the delay :) On Mon 10 Oct 2016 11:45, Freja Nordsiek writes: > While trying to build a package that uses guile with autotools, I > found a problem in the provided GUILE_PROGS macro. > > The macro searches for the executables guile, guild, guile-config, and > guile-tools. The problem is that even if the macro is given the > version, it only looks for guile, guild, etc. with no version suffix. Applied your patch with some small modifications; attached. Let me know if it works for you! Andy