The NetBSD-current/i386 build is working again. The following commits were made between the last failed build and the successful build:
2018.10.27.11.39.12 skrll src/usr.bin/gzip/gzip.c,v 1.116
2018.10.27.11.52.26 kre src/usr.bin/gzip/unlz.c,v 1.2
Log files can be found at:
http://releng.NetBSD.org/b5reports/i386/commits-2018.10.html#2018.10.27.11.52.26
