--- a/usbmgmt/usbmgr/device/classdrivers/acm/classimplementation/ecacm/src/CdcAcmClass.cpp	Fri Mar 12 15:51:10 2010 +0200
+++ b/usbmgmt/usbmgr/device/classdrivers/acm/classimplementation/ecacm/src/CdcAcmClass.cpp	Mon Mar 15 12:46:46 2010 +0200
@@ -28,6 +28,8 @@
 _LIT8(KLogComponent, "ECACM");
 #endif
 
+extern const TInt32 KUsbAcmHostCanHandleZLPs = 0;
+
 CCdcAcmClass::CCdcAcmClass()
 /**
  * Constructor.