[update] tftp-hpa 0.48 -> 5.2

[jul_bsd@…]

• bump to 5.2
• use notes instead of ui_msg (#31740)
• compile fails on

:info:build /usr/bin/clang -pipe -Os -arch x86_64 -W -Wall -Wpointer-arith -Wbad-function-cast -Wcast-equal -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wnested-externs -Winline -Wwrite-strings -Wundef -Wshadow -Wsign-compare -pipe -fno-strict-aliasing -I/Volumes/Data/opt/local/var/macports/build/_Volumes_Data_myports_net_tftp-hpa/tftp-hpa/work/tftp-hpa-5.2 -c recvfrom.c
:info:build sed -e 's/@@VERSION@@/5.2/g' < tftp.1.in > tftp.1
:info:build /usr/bin/clang -L/opt/local/lib -Wl,-headerpad_max_install_names -arch x86_64 tftp.o main.o ../common/libcommon.a -lreadline -ltermcap  /Volumes/Data/opt/local/var/macports/build/_Volumes_Data_myports_net_tftp-hpa/tftp-hpa/work/tftp-hpa-5.2/lib/libxtra.a  -o tftp 
:info:build warning: unknown warning option '-Wcast-equal'; did you mean '-Wfloat-equal'? [-Wunknown-warning-option]
:info:build recvfrom.c:225:42: error: use of undeclared identifier 'IPV6_RECVPKTINFO'
:info:build                     (cmptr->cmsg_type == IPV6_RECVPKTINFO ||
:info:build                                          ^
:info:build recvfrom.c:226:42: error: use of undeclared identifier 'IPV6_PKTINFO'
:info:build                      cmptr->cmsg_type == IPV6_PKTINFO)) {
:info:build                                          ^
:info:build 1 warning and 2 errors generated.            
:info:build make[1]: *** [recvfrom.o] Error 1

adjust w ​https://supportforums.cisco.com/discussion/10631451/solaris-tftp-server-tftpd-handle-32mb-files similar problem seen on ​http://sourceforge.net/p/openvpn/mailman/openvpn-devel/thread/4F4B5535.40709@topphemmelig.net/ ​https://trac.macports.org/ticket/31614

• add missing depends_lib
• livecheck working without any declarations