SKSupport: update for BOOL conversion on Windows

compnerd · compnerd · commit 4e9430c9fb6d · 2020-09-06T13:11:54.000-07:00
We would fail to build on Windows due to the conversion of `BOOL` to
`Bool`, and then comparing to `0`.  This repairs the build on Windows.
diff --git a/Sources/SKSupport/dlopen.swift b/Sources/SKSupport/dlopen.swift
@@ -31,7 +31,7 @@ public final class DLHandle {
   public func close() throws {
     if let handle = rawValue {
       #if os(Windows)
-        guard FreeLibrary(handle) != 0 else {
+        guard FreeLibrary(handle) else {
           throw DLError.close("Failed to FreeLibrary: \(GetLastError())")
         }
       #else

Original file line number	Diff line number	Diff line change
`@@ -31,7 +31,7 @@ public final class DLHandle {`
`31`	`31`	`public func close() throws {`
`32`	`32`	`if let handle = rawValue {`
`33`	`33`	`#if os(Windows)`
`34`		`- guard FreeLibrary(handle) != 0 else {`
	`34`	`+ guard FreeLibrary(handle) else {`
`35`	`35`	`throw DLError.close("Failed to FreeLibrary: \(GetLastError())")`
`36`	`36`	`}`
`37`	`37`	`#else`