Hi, I'd like to report that I'm not seeing this error.
When I compile and run the program from Ted's mail, I just get some HTML from example.org in stdout as expected. -- System Information: Debian Release: buster/sid APT prefers testing APT policy: (990, 'testing') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.17.0-3-amd64 (SMP w/4 CPU cores) Locale: LANG=fi_FI.UTF-8, LC_CTYPE=fi_FI.UTF-8 (charmap=UTF-8), LANGUAGE=fi_FI.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages libcurlpp0 depends on: ii libc6 2.27-5 ii libcurl4 7.61.0-1 ii libgcc1 1:8.2.0-4 ii libstdc++6 8.2.0-4 libcurlpp0 recommends no packages. libcurlpp0 suggests no packages. -- no debconf information