Created attachment 213161 [details]
Tested on fbsd 11.3 x86 and x64, 13.0 x64 and 11.2 x86 and x64.
Also see https://forums.freebsd.org/threads/steam-for-linux-not-works-on-freebsd-12-1-i386-and-amd64.74680/ and https://forums.freebsd.org/threads/how-to-mount-mdf-mds-file-in-freebsd.74768/#post-457695.
Hi Nikita, thanks for the report. Unless you can provide more detailed information, we cannot fix this.
http://man7.org/linux/man-pages/man7/vdso.7.html may give you some more information on this library.
Can't we just close this? The submitter has a history of posting dozens of poorly researched questions. They habitually ignore responses, they often post the same question multiple times even if it was already answered. See these endorsements: http://mail-index.netbsd.org/port-amd64/2020/04/13/msg003205.html, https://firstname.lastname@example.org/msg172550.html.