FYI the current emacs trunk fails to build with the following error

In toplevel form:
gnus/gnus-cite.el:33:1:Error: Cannot open load file: imap
make[3]: *** [/home/tcross/bzr/emacs/trunk/lisp/gnus/gnus-cite.elc] Error 1
make[3]: Leaving directory `/home/tcross/bzr/emacs/trunk/lisp'
make[2]: *** [compile-main] Error 2
make[2]: Leaving directory `/home/tcross/bzr/emacs/trunk/lisp'
make[1]: *** [lisp] Error 2
make[1]: Leaving directory `/home/tcross/bzr/emacs/trunk'
make: *** [bootstrap] Error 2