Log Message:
Update tcpdump to 4.0.0

Summary for 4.0.0 tcpdump release

Add support for Bluetooth Sniffing
Add support for Realtek Remote Control Protocol (openrrcp.org.ru)
Add support for 802.11 AVS
Add support for SMB over TCP
Add support for 4 byte BGP AS printing
Add support for compiling on case-insensitive file systems
Add support for ikev2 printing
Update support for decoding AFS
Update DHCPv6 printer
Use newer libpcap API's (allows -B option on all platforms)
Add -I to turn on monitor mode
Bugfixes in lldp, lspping, dccp, ESP, NFS printers
Cleanup unused files and various cruft

Per request in PR 40588. Addresses PR 37500 and PR 40203.