type c_int = i32;
Equivalent to C's signed int (int) type.
This type will almost always be i32, but may differ on some esoteric systems. The C standard technically only requires that this type be a signed integer that is at least the size of a short; some systems define it as an i16, for example.
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Licensed under the Apache License, Version 2.0 or the MIT license, at your option.
https://doc.rust-lang.org/std/os/raw/type.c_int.html