Just to add some more info to this, I'm having the same problem when I run emacs locally. I have just upgraded to Leopard on both my desktop and my laptop, with the same problem. In both cases, I am using a fink-installed version of emacs22-gtk (22.1-1003). Here are the dependencies:
otool -L /sw/bin/emacs
/sw/bin/emacs:
/usr/X11R6/lib/libXaw.7.dylib (compatibility version 7.0.0, current version 7.0.0)
/usr/X11R6/lib/libXmu.6.dylib (compatibility version 6.2.0, current version 6.2.0)
/usr/X11R6/lib/libXt.6.dylib (compatibility version 6.0.0, current version 6.0.0)
/usr/X11R6/lib/libSM.6.dylib (compatibility version 6.0.0, current version 6.0.0)
/usr/X11R6/lib/libICE.6.dylib (compatibility version 6.3.0, current version 6.3.0)
/usr/X11R6/lib/libXext.6.dylib (compatibility version 6.4.0, current version 6.4.0)
/sw/lib/libtiff.3.dylib (compatibility version 12.0.0, current version 12.2.0)
/sw/lib/libjpeg.62.dylib (compatibility version 63.0.0, current version 63.0.0)
/sw/lib/libpng12.0.dylib (compatibility version 19.0.0, current version 19.0.0)
/usr/lib/libz.1.dylib (compatibility version 1.0.0, current version 1.2.3)
/usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 88.3.9)
/sw/lib/libgif.4.dylib (compatibility version 6.0.0, current version 6.4.0)
/usr/X11R6/lib/libXpm.4.dylib (compatibility version 4.11.0, current version 4.11.0)
/usr/X11R6/lib/libX11.6.dylib (compatibility version 6.2.0, current version 6.2.0)
/sw/lib/ncurses/libncurses.5.dylib (compatibility version 5.0.0, current version 5.0.0)
/usr/lib/libgcc_s.1.dylib (compatibility version 1.0.0, current version 1.0.0)
I would also appreciate a resolution to this problem, since it affects both my local emacs as well as emacs run remotely on a Linux machine. For now, the trick of moving aside the 100dpi fonts is working, but this is obviously not a long-term solution.
Thanks,
Charles