cd /home/tc/Downloads
wget https://swarm.workshop.perforce.com/projects/perforce_software-jam/download/main/jam-2.6.1.tar
tar zxf jam-2.6.1.tar
CC="gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe" \
CXX="g++ -flto -fuse-linker-plugin -mtune=generic -Os -pipe -fno-exceptions -fno-rtti" \
make
mkdir -p ../jam/usr/local/bin/
mv jam0 ../jam/usr/local/bin/jam
cd ../
mksquashfs jam jam.tcz