prctl is used at run time in 14 crates (of which 3 optionally). It is a direct run-time dependency in 8 crates.

Depender (with downloads and own rev deps) prctl version
5.4K 4 containerd-shim ^1.0.0
2.5K 5 libcontainer ^1.0.0
smr ^1.0.0
contemplate ^1.0.0
git-credential-keepassxc ^1.0.0
reno ^1.0.0
caoe ^1.0.0
200 memfaultd optional ^1.0.0