FileHandle: fix OS spelling for @available

compnerd · compnerd · commit 9644b672f6e3 · 2019-02-03T16:25:26.000-08:00
Fix capitalisation for OS parameter `@available`.
diff --git a/Foundation/FileHandle.swift b/Foundation/FileHandle.swift
@@ -13,7 +13,7 @@ open class FileHandle : NSObject, NSSecureCoding {
 #if os(Windows)
     private var _handle: HANDLE
 
-    @available(windows, unavailable, message: "Cannot perform non-owning handle to fd conversion")
+    @available(Windows, unavailable, message: "Cannot perform non-owning handle to fd conversion")
     open var fileDescriptor: Int32 {
         NSUnsupported()
     }

Original file line number	Diff line number	Diff line change
`@@ -13,7 +13,7 @@ open class FileHandle : NSObject, NSSecureCoding {`
`13`	`13`	`#if os(Windows)`
`14`	`14`	`private var _handle: HANDLE`
`15`	`15`
`16`		`- @available(windows, unavailable, message: "Cannot perform non-owning handle to fd conversion")`
	`16`	`+ @available(Windows, unavailable, message: "Cannot perform non-owning handle to fd conversion")`
`17`	`17`	`open var fileDescriptor: Int32 {`
`18`	`18`	`NSUnsupported()`
`19`	`19`	`}`