https://ftp.mozilla.org/pub/seamonkey/releases/2.49.4/mikeslr wrote: * I couldn't find a 64-bit Seamonkey built by mozilla, but kind-of recalled that the Fatdog team may have produced one.
There is a x86_64 en_US seamonkey 2.49.4. I have tested it working in slacko64 6.3.2.