tools build fails on teufel

[troy]

fresh checkout of tools/DarwinPorts/trunk and ./configure --prefix=somewhere && make && make install gets you:

===> making install in src
make[1]: Entering directory `/Users/dart/dt/src'
===> making install in src/darwinports1.0
make[2]: Entering directory `/Users/dart/dt/src/darwinports1.0'
/usr/bin/install -c -d -o dart -g admin -m 0775 /Users/dart/ports2/share/darwinports/Tcl/darwinports1.0
install: chown 505:80 /Users/dart/ports2/share/darwinports/Tcl/darwinports1.0: Operation not permitted
/usr/bin/install -c -o dart -g admin -m 444 Darwinports.dylib /Users/dart/ports2/share/darwinports/Tcl/darwinports1.0
install: /Users/dart/ports2/share/darwinports/Tcl/darwinports1.0/Darwinports.dylib: chown/chgrp: Operation not permitted
make[2]: *** [install] Error 71
make[2]: Leaving directory `/Users/dart/dt/src/darwinports1.0'
make[1]: *** [install] Error 1
make[1]: Leaving directory `/Users/dart/dt/src'
make: *** [install] Error 1