HelenOS sources

RECV_BUF_SIZE      55 uspace/app/netecho/comm.c #define RECV_BUF_SIZE 1024
RECV_BUF_SIZE      53 uspace/app/nterm/conn.c #define RECV_BUF_SIZE 1024
RECV_BUF_SIZE      51 uspace/srv/net/dnsrsrv/transport.c #define RECV_BUF_SIZE 4096