Updated ftp App files for projects written in C
IPv6recv the length parameter should be an int not int& (i.e. its value
does not change inside recv. The function should return the number of bytes
actually copied into the buffer.
The default filesize limit on the AITS cluster is likely too small for the ftp
app. Type limit filesize u to increase this limit.
The Makefile for ftpApp expects the garbler to be in ../garb/ipv6-garb.o. You can
add a top-level directory (same as ftpApp and net) to hold the garbler.