Add `is_empty()` method to `core::ffi::CStr`. ACP: https://github.com/rust-lang/libs-team/issues/106 Tracking issue: https://github.com/rust-lang/rust/issues/102444
Add `is_empty()` method to `core::ffi::CStr`. ACP: https://github.com/rust-lang/libs-team/issues/106 Tracking issue: https://github.com/rust-lang/rust/issues/102444