This was updated from cvs about 10:00 am BST. The failure seems to happen when trying to link libgssapi with compat/amd64/i386 libraries. The error message(s) below:
dependall ===> compat/amd64/i386/../../../lib/../crypto/external/bsd/heimdal/lib/libheimntlm
dependall ===> compat/amd64/i386/../../../lib/../crypto/external/bsd/heimdal/lib/libkdc
dependall ===> compat/amd64/i386/../../../lib/../crypto/external/bsd/heimdal/lib/libgssapi
# build libgssapi/libgssapi.so.11.0
rm -f libgssapi.so.11.0
/usr/src/../tools/bin/x86_64--netbsd-gcc -shared -Wl,-soname,libgssapi.so.11 -Wl,--warn-shared-textrel -Wl,-Map=libgssapi.so.11.map -m32 --sysroot=/usr/src/../obj/destdir.amd64 -Wl,-z,relro -Wl,--version-script=/usr/src/crypto/external/bsd/heimdal/dist/lib/gssapi/version-script.map -o libgssapi.so.11.0.tmp -Wl,-rpath,/usr/lib/i386 -L=/usr/lib/i386 -Wl,-x -Wl,--whole-archive libgssapi_pic.a -Wl,--no-whole-archive -m32 -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libkrb5 -lkrb5 -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libasn1 -lasn1 -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libcom_err -lcom_err -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libroken -lroken -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libheimbase -lheimbase -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libheimntlm -lheimntlm -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/openssl/lib/libcrypto -lcrypto
/usr/tools/bin/../lib/gcc/x86_64--netbsd/8.4.0/../../../../x86_64--netbsd/bin/ld: libgssapi_pic.a: member libgssapi_pic.a(ntlm__delete_sec_context.pico) in archive is not an object
collect2: error: ld returned 1 exit status
*** Failed target: libgssapi.so.11.0
*** Failed command: /usr/src/../tools/bin/x86_64--netbsd-gcc -shared -Wl,-soname,libgssapi.so.11 -Wl,--warn-shared-textrel -Wl,-Map=libgssapi.so.11.map -m32 --sysroot=/usr/src/../obj/destdir.amd64 -Wl,-z,relro -Wl,--version-script=/usr/src/crypto/external/bsd/heimdal/dist/lib/gssapi/version-script.map -o libgssapi.so.11.0.tmp -Wl,-rpath,/usr/lib/i386 -L=/usr/lib/i386 -Wl,-x -Wl,--whole-archive libgssapi_pic.a -Wl,--no-whole-archive -m32 -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libkrb5 -lkrb5 -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libasn1 -lasn1 -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libcom_err -lcom_err -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libroken -lroken -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libheimbase -lheimbase -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/heimdal/lib/libheimntlm -lheimntlm -L/usr/src/../obj/compat/amd64/i386/crypto/external/bsd/openssl/lib/libcrypto -lcrypto
*** Error code 1
Stop.
nbmake[9]: stopped in /usr/src/crypto/external/bsd/heimdal/lib/libgssapi