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core::ffi::c_void is available since rustc 1.30

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This commit is contained in:
Mike Hommey 2018-11-21 16:43:24 +09:00
parent 4d9a03e391
commit fdb9726d42
1 changed files with 1 additions and 1 deletions
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2
build.rs
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@ -7,7 +7,7 @@ fn main() {
* If `core::ffi::c_void` exists, libc can just re-export it. Otherwise, it
* must define an incompatible type to retain backwards-compatibility.
*/
if rustc_minor_version().expect("Failed to get rustc version") >= 31 {
if rustc_minor_version().expect("Failed to get rustc version") >= 30 {
println!("cargo:rustc-cfg=core_cvoid");
}
}