Package: tsocks Version: 1.8beta5+ds1-1 in tsocks manual says...
<without any argument> create a new shell with LD_PRELOAD including tsocks(8). but when running tsocks without arguments says... /usr/bin/tsocks: insufficient arguments Using: Linux 4.9.0-8-amd64 #1 SMP Debian 4.9.110-3+deb9u4 (2018-08-21) x86_64 GNU/Linux