Remove errno dependency

Author: youknowone

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "pymath"
-version = "0.0.1"
+version = "0.0.2"
 edition = "2024"
 description = "A binary representation compatible Rust implementation of Python's math library."
 license = "PSF-2.0"
@@ -16,7 +16,6 @@ license = "PSF-2.0"
 mul_add = []
 
 [dependencies]
-errno = "0.3"
 libc = "0.2"
 
 [dev-dependencies]

src/err.rs

@@ -1,3 +1,5 @@
+use std::ffi::c_int;
+
 // The values are defined in libc
 #[derive(Debug, PartialEq, Eq)]
 pub enum Error {
@@ -7,10 +9,10 @@ pub enum Error {
 
 pub type Result<T> = std::result::Result<T, Error>;
 
-impl TryFrom<libc::c_int> for Error {
-    type Error = libc::c_int;
+impl TryFrom<c_int> for Error {
+    type Error = c_int;
 
-    fn try_from(value: libc::c_int) -> std::result::Result<Self, Self::Error> {
+    fn try_from(value: c_int) -> std::result::Result<Self, Self::Error> {
         match value {
             33 => Ok(Error::EDOM),
             34 => Ok(Error::ERANGE),