replace std::os::raw -> core::ffi

nixide/src/errors/nix_error.rs

@@ -94,7 +94,7 @@ pub enum NixError {
     /// [NixError::Undocumented] has no equivalent in the `libnix` api.
     /// This is solely a language difference between C++ and Rust, since
     /// [sys::NixErr] is defined over the *"continuous" (not realy)*
-    /// type [std::os::raw::c_int].
+    /// type [::core::ffi::c_int].
     Undocumented(sys::NixErr),
 }
 

nixide/src/flake/flake_reference.rs

@@ -1,5 +1,4 @@
-use std::ffi::c_void;
-use std::os::raw::c_char;
+use std::ffi::{c_char, c_void};
 use std::ptr::{NonNull, null_mut};
 
 use super::{FetchersSettings, FlakeReferenceParseFlags, FlakeSettings};

nixide/src/flake/flake_reference_parse_flags.rs

@@ -1,4 +1,4 @@
-use std::os::raw::c_char;
+use std::ffi::c_char;
 use std::ptr::NonNull;
 
 use super::FlakeSettings;