Author: Brian J. Murrell <netfilter@interlinx.bc.ca>
Status: Submitted for kernel inclusion at 2.4.21-pre3 time

- make ip_nat_resize_packet() more generic (TCP and UDP)
- add ip_nat_mangle_udp_packet() function similar to 
  ip_nat_mangle_tcp_packet()

This patch is necessarry for UDP nat helpers (like Amanda protocol)
