Package request: GNU autoconf-archive
I’m not sure if this is included already within Alpine under an obscured name, but basically it’s a set of m4/autoconf macros. These are required for PuNES for Linux to build.
https://www.gnu.org/software/autoconf-archive/
(from redmine: issue id 6525, created on 2016-12-12, closed on 2018-03-24)