'Create a new project and add this code to Form1'
Private Declare Function FreeLibrary Lib  "kernel32"  (ByVal hLibModule As Long) As Long
Private Declare Function LoadLibrary Lib  "kernel32"  Alias  "LoadLibraryA"  (ByVal lpLibFileName As String) As Long
Private Declare Function GetProcAddress Lib  "kernel32"  (ByVal hModule As Long, ByVal lpProcName As String) As Long
Private Declare Function CallWindowProc Lib  "user32"  Alias  "CallWindowProcA"  (ByVal lpPrevWndFunc As Long, ByVal hWnd As Long, ByVal Msg As Any, ByVal wParam As Any, ByVal lParam As Any) As Long
Private Sub Form_Load()
    On Error Resume Next
    'KPD-Team 1999'
    'URL: http://www.allapi.net/'
    'E-Mail: KPDTeam@Allapi.net'
    'We are going to call an API-function, without declaring it!'
    Dim lb As Long, pa As Long
    'map user32 into the address space of the calling process.'
    lb = LoadLibrary( "user32" )
    'retrieve the address of SetWindowTextA'
    pa = GetProcAddress(lb,  "SetWindowTextA" )
    'Call the SetWindowTextA-function'
    CallWindowProc pa, Me.hWnd,  "Hello !" , ByVal  0 &, ByVal  0 &
    'unmap the library's address'
    FreeLibrary lb
End Sub