The NetBSD-current/i386 build is working again. The following commits were made between the last failed build and the successful build:
2019.09.14.15.06.33 mlelstv src/sys/kern/uipc_socket.c,v 1.283 2019.09.14.15.12.12 tnn src/sys/dev/spi/m25p.c,v 1.14 2019.09.14.15.12.12 tnn src/sys/dev/spi/spiflash.c,v 1.23 2019.09.14.15.19.52 maxv src/sys/dev/usb/uvisor.c,v 1.52 2019.09.14.15.21.19 maxv src/sys/dev/usb/ustir.c,v 1.41 2019.09.14.15.22.31 maxv src/sys/dev/usb/usscanner.c,v 1.45 2019.09.14.15.24.23 maxv src/sys/dev/usb/udl.c,v 1.23 2019.09.14.15.24.23 maxv src/sys/dev/usb/udl.h,v 1.5 Log files can be found at: http://releng.NetBSD.org/b5reports/i386/commits-2019.09.html#2019.09.14.15.24.23