Compiled on X8DTU with 2 physical Intel Xeon E5530 CPU (8C16T)

Compile Flags:
CFLAGS='-mtune=generic -Os -pipe -fuse-linker-plugin -flto -fno-exceptions'
CXXFLAGS='-mtune=generic -Os -pipe -fuse-linker-plugin -flto -fno-exceptions -fno-rtti'
LDFLAGS='-Wl,-O1'
export CFLAGS CXXFLAGS LDFLAGS

Dependencies:
bash
cmake
compiletc
sdl2-dev
python3.6
zip
unzip
patchelf

Commands:

tar xf zziplib-0.13.72.tar.gz

cd zziplib-0.13.72

mkdir build && cd build

# switch to bash environment
bash

cmake .. -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_INSTALL_LIBDIR='lib' -DZZIP_MANPAGES=OFF

time make -j15
real    0m26.413s
user    0m9.520s
sys     0m2.255s

# somehow the main binary is not copied
# and the rpath need to be removed
cp ./bins/zzip /tmp/b-zzip/usr/local/bin/
patchelf --remove-rpath zzip