The following is the tail of piped stderr from attempting to build ("debuild -b -uc -us") emacs21 on an essentially testing system. Can anybody guess what package I'm missing or need to upgrade? "apt-get build-dep" doesn't complain about anything.
> tail -n 15 ../stderr Checking /xa/build/debian/newbuild/emacs21-21.1/leim/quail/CCDOSPY.el ... Checking /xa/build/debian/newbuild/emacs21-21.1/leim/quail/ARRAY30.el ... Checking /xa/build/debian/newbuild/emacs21-21.1/leim/quail/4Corner.el ... Checking /xa/build/debian/newbuild/emacs21-21.1/leim/quail/hangul3.el ... Checking /xa/build/debian/newbuild/emacs21-21.1/leim/quail/Punct-b5.el ... Checking /xa/build/debian/newbuild/emacs21-21.1/leim/quail/symbol-ksc.el ... Wrote /xa/build/debian/newbuild/emacs21-21.1/leim/leim-list.el Updating /xa/build/debian/newbuild/emacs21-21.1/leim/leim-list.el ... done emacs.texi:103: First argument to cross-reference may not be empty. ../maintaining.texi:847: First argument to cross-reference may not be empty. makeinfo: Removing output file `../info/emacs' due to errors; use --force to preserve. make[1]: *** [../info/emacs] Error 2 make: *** [debian/stamp-build] Error 2 debuild: fatal error at line 322: dpkg-buildpackage failed!