configure: error: *** JSON support not found (this typically means the libjansson development package is missing)

cd /usr/src/ && wget http://www.digip.org/jansson/releases/jansson-2.5.tar.gz

tar -zxf jansson-2.5.tar.gz

cd jansson*

./configure --prefix=/usr/ && make clean && make && make install && ldconfig




Отсюда

/root/benchfax: Нет такого файла или каталога (no such file or directory)

Помогло:

sudo apt-get install --reinstall libc6-i386