[DllImport("shlwapi.dll", EntryPoint = "PathRemoveBlanksW",  SetLastError = True, CharSet = CharSet.Unicode)]

static extern void PathRemoveBlanks([MarshalAs(UnmanagedType.LPTStr)]lpszString As String);

<DllImport("shlwapi.dll", EntryPoint:="PathRemoveBlanksW",  SetLastError:=True, CharSet:=CharSet.Unicode)> _

Public sub PathRemoveBlanks(<MarshalAs(UnmanagedType.LPTStr)>lpszString As String)

Public Declare Sub PathRemoveBlanks Lib "shlwapi" Alias "PathRemoveBlanksA" _