doc: Fix example on Windows

2013-11-14 14:00:05 +09:00 · 2013-11-14 14:00:05 +09:00 · 175858519d
commit 175858519d
parent 3e5185d97a
1 changed files with 1 additions and 1 deletions
--- a/doc/tutorial-ffi.md
+++ b/doc/tutorial-ffi.md
@ -303,7 +303,7 @@ conventions. Rust provides a way to tell the compiler which convention to use:
 #[cfg(target_os = "win32", target_arch = "x86")]
 #[link_name = "kernel32"]
 extern "stdcall" {
-    fn SetEnvironmentVariableA(n: *u8, v: *u8) -> int;
+    fn SetEnvironmentVariableA(n: *u8, v: *u8) -> std::libc::c_int;
 }
 ~~~~