Add more from the std

library/std/src/os/raw/mod.rs

@@ -0,0 +1,26 @@
+//! Compatibility module for C platform-specific types. Use [`core::ffi`] instead.
+
+#![stable(feature = "raw_os", since = "1.1.0")]
+
+#[cfg(test)]
+mod tests;
+
+macro_rules! alias_core_ffi {
+    ($($t:ident)*) => {$(
+        #[stable(feature = "raw_os", since = "1.1.0")]
+        #[doc = include_str!(concat!("../../../../core/src/ffi/", stringify!($t), ".md"))]
+        #[doc(cfg(all()))]
+        pub type $t = core::ffi::$t;
+    )*}
+}
+
+alias_core_ffi! {
+    c_char c_schar c_uchar
+    c_short c_ushort
+    c_int c_uint
+    c_long c_ulong
+    c_longlong c_ulonglong
+    c_float
+    c_double
+    c_void
+}