Fixed mistakes made in commit 5af2ef1 (“Adapted #getVolumeInfo:into:s…

…ize: for StWin32Info to […]”): the use of ‘ulong* nil’ caused an Error “missing argument name” to be signaled, and the use of ‘Win32WideString nil’ caused an FFIUnsupportedUntypedLiteral to be signaled.

src/NewTools-FileBrowser/StWin32Info.class.st

@@ -29,5 +29,5 @@ StWin32Info class >> getVolumeInfo: driveLetter [
 { #category : 'private-ffi' }
 StWin32Info class >> getVolumeInfo: volumeName into: lpBuffer size: nSize [
 	"Primitive to obtain an environment variable using windows Wide Strings"
-	^ self ffiCall: #(uint GetVolumeInformationW (Win32WideString volumeName, Win32WideString lpBuffer, ulong nSize, ulong* nil, ulong* nil, ulong* nil, Win32WideString nil, ulong 0)) module: #kernel32
+	^ self ffiCall: #(uint GetVolumeInformationW (Win32WideString volumeName, Win32WideString lpBuffer, ulong nSize, void* 0, void* 0, void* 0, Win32WideString 0, ulong 0)) module: #kernel32
 ]