The NetBSD-current/i386 build is working again. The following commits were made between the last failed build and the successful build:
2022.04.04.09.59.41 martin src/sys/net/lagg/if_lagg.c,v 1.47 Logs can be found at: http://releng.NetBSD.org/b5reports/i386/commits-2022.04.html#2022.04.04.09.59.41