rtl_tcp from rtl-sdr 2.0.3 (https://github.com/osmocom/rtl-sdr/archive/refs/tags/v2.0.3.tar.gz, SHA-256 23dec530f40456a8396e7c897f313859877e18b4c6432c6d323645871e351f6f),
with index-first.patch, exit-on-input-end.patch applied (patch -p1), built for linux by packaging/rtl_sdr.py:

gcc -std=gnu99 -O2 -w -Drtlsdr_STATIC -DDETACH_KERNEL_DRIVER -Iinclude -I/build/src/easyspotter/third_party/libusb src/librtlsdr.c src/tuner_e4k.c src/tuner_fc0012.c src/tuner_fc0013.c src/tuner_fc2580.c src/tuner_r82xx.c src/convenience/convenience.c src/rtl_tcp.c -o rtl_tcp /usr/lib/libusb-1.0.so.0 -lpthread -lm
