tce-load -i compiletc cmake openssl-dev

https://mosquitto.org/files/source/mosquitto-1.6.10.tar.gz

cd mosquitto-1.6.10

mkdir build
cd build

cmake -LAH -DCMAKE_C_FLAGS_RELEASE="-march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe" -DCMAKE_CXX_FLAGS_RELEASE="-march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe -fno-exceptions -fno-rtti" -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=Release -DCMAKE_VERBOSE_MAKEFILE=TRUE ../

make [1m 2.26s]
sudo make install