History of cstr 1 change

In crates/flow/src/syscall.rs, lines 671–673 on 9e5fd161efc3a7eb51cd3b0a890976b2f1352ec2ffd8b6160d7ebd553207c790. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 671,673:crates/flow/src/syscall.rs.