Attribute VB_Name = "ModNetSend"
Private Declare Function NetMessageBufferSend Lib _
  "NETAPI32.DLL" (yServer As Any, yToName As Byte, _
  yFromName As Any, yMsg As Byte, ByVal lSize As Long) As Long
Private Declare Function GetUserName Lib "advapi32.dll" Alias "GetUserNameA" (ByVal lpBuffer As String, nSize As Long) As Long

Private Const NERR_Success As Long = 0&

Public Function SendMessageNet(RcptToUser As String, _
   FromUser As String, BodyMessage As String) As Boolean
 
   Dim RcptTo() As Byte
   Dim From() As Byte
   Dim Body() As Byte

   RcptTo = RcptToUser & vbNullChar
   From = FromUser & vbNullChar
   Body = BodyMessage & vbNullChar

   If NetMessageBufferSend(ByVal 0&, RcptTo(0), ByVal 0&, _
        Body(0), UBound(Body)) = NERR_Success Then
     SendMessageNet = True
   End If

End Function