Fixed loading of libiio on non-Windows systems where find_library shall find it in the path if the specified name is 'iio'.
Fixed loading of libiio on non-Windows systems where find_library shall find it in the path if the specified name is 'iio'.

Signed-off-by: Matej Kenda <3de0fc7ef9c03be15263abb9191aa80368f92562@gmail.com>

analogdevicesinc/libiio,analogdevicesinc/libiio,analogdevicesinc/libiio,analogdevicesinc/libiio