lineUnregister

Windows Mobile 6.5
A version of this page is also available for
4/8/2010

Use the lineUnregister function to unregister the device from the current network operator.


LONG WINAPI lineUnregister(
  HLINE hLine
);

hLine

The line device handle. The line device handle must have been previously obtained by a call to lineOpen with the proper TAPI device ID specified and a device-specific extension version successfully negotiated with lineNegotiateExtVersion.

This is a privileged function.

Aa919425.note(en-us,MSDN.10).gifNote:
This function is not supported for CDMA.

Returns a positive request identifier if the function is completed asynchronously, or a negative error number if an error occurs. The dwParam2 parameter of the corresponding LINE_REPLY message is zero if the function succeeds or it is a negative error number if an error occurs. The following are possible return values:

  • LINEERR_INVALLINEHANDLE
  • LINEERR_NOMEM
  • LINEERR_OPERATIONUNAVAIL
  • LINEERR_OPERATIONFAILED
  • LINEERR_RESOURCEUNAVAIL
  • LINEERR_UNINITIALIZED

Headerextapi.h
Librarycellcore.lib
Windows Embedded CEWindows CE 3.0 and later
Windows MobilePocket PC 2002 and later, Smartphone 2002 and later

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