"... we may remove PCIBIOS_INTR_FIXUP_FORCE option in the future...",
because this option is found useful on CASIO CASSIOPEIA FIVA MPC-206,
reported by oki@netbsd.org in japanese netbsd mailing list @ soum,
(article number 06480, 06499 and 06502).
Mmm, broken BIOS...