PREUN

/bin/sh

if [ $1 == 0 ]; then
  niReg -u /usr/lib/libXnDeviceSensorV2.so
  niReg -u /usr/lib/libXnDeviceFile.so
fi

POSTIN

/bin/sh

/sbin/ldconfig
if [ $1 == 1 ]; then
  niReg -r /usr/lib/libXnDeviceSensorV2.so
  niReg -r /usr/lib/libXnDeviceFile.so
fi