$ xterm dld: xterm can't open library: /usr/X11R6/lib/libexpat.1.dylib (No such file or directory, errno = 2) Trace/BPT trap $ ls /usr/X11R6/lib/libexpat* /usr/X11R6/lib/libexpat.0.4.dylib /usr/X11R6/lib/libexpat.dylib /usr/X11R6/lib/libexpat.0.dylib