The NetBSD-current/i386 build is working again. The following commits were made between the last failed build and the successful build:
2020.09.12.11.55.28 rillig src/usr.bin/make/unit-tests/varname-dot-parsedir.exp,v 1.3 2020.09.12.11.55.28 rillig src/usr.bin/make/unit-tests/varname-dot-parsedir.mk,v 1.4 2020.09.12.11.55.28 rillig src/usr.bin/make/unit-tests/varname-dot-parsefile.exp,v 1.2 2020.09.12.11.55.28 rillig src/usr.bin/make/unit-tests/varname-dot-parsefile.mk,v 1.3 2020.09.12.12.11.19 roy src/distrib/sets/lists/comp/mi,v 1.2351 2020.09.12.12.15.22 rillig src/usr.bin/make/dir.c,v 1.139 2020.09.12.12.24.21 rillig src/usr.bin/make/dir.c,v 1.140 2020.09.12.12.39.28 rhialto src/libexec/httpd/CHANGES,v 1.42 2020.09.12.12.39.28 rhialto src/libexec/httpd/content-bozo.c,v 1.17 Logs can be found at: http://releng.NetBSD.org/b5reports/i386/commits-2020.09.html#2020.09.12.12.39.28