History of main 1 change

In crates/oh/build.rs, lines 4–20 on 3d5c825aebbacd0c2f7bcc0712e495f71da664a9d466f74423b4224bab3ab555. 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 4,20:crates/oh/build.rs.