tce-load -i compiletc libpcap-dev openssl-1.1.1-dev

http://www.tcpdump.org/release/tcpdump-4.9.3.tar.gz

cd tcpdump-4.9.3

CC="gcc -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --localstatedir=/var

find . -name Makefile -type f -exec sed -i 's/-g -O2//g' {} \;

make [0m 23.50s]
sudo make install