This is a followup to commit 98d6543f86d01486c2f6e808eedd97c601ba3e7a. * gnu/packages/bioinformatics.scm, guix/build-system/dub.scm: Adjust accordingly.
* guix/build-system/dub.scm: New file. * guix/build/dub-build-system.scm: New file. * Makefile.am (MODULES): Add them. * doc/guix.texi: Add section for dub-build-system.