MFC r355988-r355990

r355988:
MFV r353141 (by phillip):

Update libpcap from 1.9.0 to 1.9.1.

r355989:
MFV r353143 (phillip):

Update tcpdump from 4.9.2 to 4.9.3.

r355990:
MFV r355890:

Fix libpcap issue #893: check for invalid IPv4 addresses.

This fixes errors such as:

tcpdump -i lagg0 net 999.999.999.999

This was originally discovered on a Red Hat 7.7 server and verified
to also be a bug on FreeBSD.

Obtained from: https://github.com/the-tcpdump-group/libpcap/commit/ \
07070918d5e81a515315b395f334e52589fe0fb
Fixed by: https://github.com/guyharris

Merge r309649, r313048, r313083, r313104:

tcpdump 4.9.0

Copy head@r302406 to stable/11 as part of the 11.0-RELEASE cycle.
Prune svn:mergeinfo from the new branch, as nothing has been merged
here.

Additional commits post-branch will follow.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

MFV r285191: tcpdump 4.7.4.

Also, the changes made in r272451 and r272653 that were lost in the
merge of 4.6.2 (r276788) have been restored.

PR: 199568
Differential Revision: https://reviews.freebsd.org/D3007
Reviewed by: brooks, hiren
Approved by: jmallett (mentor)
MFC after: 1 month

MFV r276761: tcpdump 4.6.2.

MFC after: 1 month

Merge tcpdump 4.2.1.

MFC after: 2 weeks

Merge tcpdump-4.1.1.

Update tcpdump to 4.1.1.

Changes:

Thu. April 1, 2010. guy@alum.mit.edu.
Summary for 4.1.1 tcpdump release
Fix build on systems with PF, such as FreeBSD and OpenBSD.
Don't blow up if a zero-length link-layer address is passed to
linkaddr_string().

Thu. March 11, 2010. ken@netfunctional.ca/guy@alum.mit.edu.
Summary for 4.1.0 tcpdump release
Fix printing of MAC addresses for VLAN frames with a length
field
Add some additional bounds checks and use the EXTRACT_ macros
more
Add a -b flag to print the AS number in BGP packets in ASDOT
notation rather than ASPLAIN notation
Add ICMPv6 RFC 5006 support
Decode the access flags in NFS access requests
Handle the new DLT_ for memory-mapped USB captures on Linux
Make the default snapshot (-s) the maximum
Print name of device (when -L is used)
Support for OpenSolaris (and SXCE build 125 and later)
Print new TCP flags
Add support for RPL DIO
Add support for TCP User Timeout (UTO)
Add support for non-standard Ethertypes used by 3com PPPoE gear
Add support for 802.11n and 802.11s
Add support for Transparent Ethernet Bridge ethertype in GRE
Add 4 byte AS support for BGP printer
Add support for the MDT SAFI 66 BG printer
Add basic IPv6 support to print-olsr
Add USB printer
Add printer for ForCES
Handle frames with an FCS
Handle 802.11n Control Wrapper, Block Acq Req and Block Ack frames
Fix TCP sequence number printing
Report 802.2 packets as 802.2 instead of 802.3
Don't include -L/usr/lib in LDFLAGS
On x86_64 Linux, look in lib64 directory too
Lots of code clean ups
Autoconf clean ups
Update testcases to make output changes
Fix compiling with/out smi (--with{,out}-smi)
Fix compiling without IPv6 support (--disable-ipv6)