calamares/calamares — pull request #181 by codeworkx (2014-12-09 19:24:23+00:00)
Title: grub: add --target=i386-pc for bios systems

From Arch wiki:
--target=i386-pc instructs grub-install to install for BIOS systems only. It is recommended
to always use this option to remove ambiguity in grub-install.