LINK : fatal error LNK1104: cannot open file 'QtBearerd.lib'

[nhs_0702]

i want use bearer in Qtmobility but when i add bearer to .pro error


#-------------------------------------------------
#
# Project created by QtCreator 2010-06-02T21:47:46
#
#-------------------------------------------------
QT += core gui\
network
TARGET = ConnectInterNet
TEMPLATE = app
SOURCES += main.cpp\
mainwindow.cpp
HEADERS += mainwindow.h
FORMS += mainwindow.ui
CONFIG += mobility
MOBILITY = bearer
symbian {
TARGET.UID3 = 0xe929f287
# TARGET.CAPABILITY +=
TARGET.EPOCSTACKSIZE = 0x14000
TARGET.EPOCHEAPSIZE = 0x020000 0x800000
}


can you help me find QtBearerd.lib