message: Update comment on INT
diff: @@ -4,6 +4,10 @@ use nix::unistd::Pid;
  use nix::{Error, Result};
  use std::collections::HashMap;
  +/// INT refers to the software interrupt instruction. For x64/x86 we use INT3 which is a
  +/// one byte instruction defined for use by debuggers. For implementing support for other
  +/// architectures the equivalent instructions will have to be found and also the architectures
  +/// added to the CI.
  #[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
  const INT: u64 = 0xCC;
  