If you try to launch AntConc on a Debian-based 64-bit system, you get the following error message (tested with versions 3.2.4u and 3.4.1u):
./antconc3.2.4u: No such file or directory or ./AntConc: No such file or directory
Important note: Please respect Laurence Anthony’s licensing terms and ask for permission before using AntConc in a server/group environment (see README section ‘LEGAL MATTER’ (p. 11) for details).
i386 architecture on 64-bit systems:
apt-get install libc6-i386 dpkg --add-architecture i386
2) Install missing 32-bit libraries:
apt-get install libx11-6:i386 libxss1:i386 libxft2:i386