The NetBSD-current/i386 build is working again. The following commits were made between the last failed build and the successful build:
2018.10.16.10.25.33 jmcneill src/sys/arch/evbarm/conf/std.generic64,v 1.7 2018.10.16.10.25.33 jmcneill src/sys/dev/acpi/acpi.c,v 1.276 2018.10.16.10.25.33 jmcneill src/sys/dev/acpi/acpi_timer.c,v 1.25 2018.10.16.10.25.33 jmcneill src/sys/dev/acpi/files.acpi,v 1.106 2018.10.16.10.25.33 jmcneill src/sys/external/bsd/acpica/dist/include/platform/acnetbsd.h,v 1.18 2018.10.16.11.28.30 skrll src/sys/arch/evbarm/marvell/marvell_start.S,v 1.10 Log files can be found at: http://releng.NetBSD.org/b5reports/i386/commits-2018.10.html#2018.10.16.11.28.30