Remove libc

Author: IvanUkhov

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "blas-sys"
-version = "0.8.0"
+version = "0.9.0"
 edition = "2021"
 license = "Apache-2.0 OR MIT"
 authors = [
@@ -16,6 +16,3 @@ repository = "https://github.com/blas-lapack-rs/blas-sys"
 readme = "README.md"
 categories = ["external-ffi-bindings", "science"]
 keywords = ["linear-algebra"]
-
-[dependencies]
-libc = "0.2"

src/lib.rs

@@ -7,17 +7,15 @@
 
 #![no_std]
 
-extern crate libc;
-
-use libc::{c_char, c_double, c_float, c_int};
+use core::ffi::{c_char, c_double, c_float, c_int};
 
 /// A complex number with 64-bit parts.
 #[allow(bad_style)]
-pub type c_double_complex = [libc::c_double; 2];
+pub type c_double_complex = [c_double; 2];
 
 /// A complex number with 32-bit parts.
 #[allow(bad_style)]
-pub type c_float_complex = [libc::c_float; 2];
+pub type c_float_complex = [c_float; 2];
 
 // Level 1
 //