The NetBSD-current/i386 build is working again. The following commits were made between the last failed build and the first successful build:
2024.08.18.19.26.28 christos src/external/gpl3/gdb.old/bin/gdb/Makefile 1.14 Logs can be found at: http://releng.NetBSD.org/b5reports/i386/commits-2024.08.html#2024.08.18.19.26.28