* gnu/packages/machine-learning.scm (ctranslate2): New variable.
* gnu/packages/patches/CTranslate2-local-build.patch: New file.
* gnu/local.mk: Record patch.
Co-authored-by: Nicolas Graves <ngraves@ngraves.fr>
Change-Id: I61f04d92c9f4c7bff41b62867ef43e8cf3ad87ea