Build tools broken - nbmake

[Paul Goyette <paul%whooppee.com@localhost>]

On port amd64, with sources updated just minutes ago:

...
cc  -O -DDEFSHELL_CUSTOM="/bin/sh" -DHAVE_SETENV=1 -DHAVE_STRDUP=1 
-DHAVE_STRERROR=1 -DHAVE_STRFTIME=1 -DHAVE_VSNPRINTF=1  -c 
/build/netbsd-local/src/tools/make/../../usr.bin/make/lst.lib/lstSucc.c
cc  -O -o nbmake *.o
[1]   Segmentation fault (core dumped) "${make}" -m ${T...

ERROR: raw_getmakevar TOOLCHAIN_MISSING: /tmp/nbbuild15746/nbmake failed
*** BUILD ABORTED ***


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