doc: Fix example on Windows

klutzy · klutzy · commit 175858519dbf · 2013-11-14T14:43:10.000+09:00
diff --git 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;
 }
 ~~~~
 

Original file line number	Diff line number	Diff line change
`@@ -303,7 +303,7 @@ conventions. Rust provides a way to tell the compiler which convention to use:`
`303`	`303`	`#[cfg(target_os = "win32", target_arch = "x86")]`
`304`	`304`	`#[link_name = "kernel32"]`
`305`	`305`	`extern "stdcall" {`
`306`		`- fn SetEnvironmentVariableA(n: u8, v: u8) -> int;`
	`306`	`+ fn SetEnvironmentVariableA(n: u8, v: u8) -> std::libc::c_int;`
`307`	`307`	`}`
`308`	`308`	`~~~~`
`309`	`309`