undefined symbol: hackrf_device_list But the symbol seems to be defined! The error is not understandable?
$ nm -D /usr/lib/x86_64-linux-gnu/libgnuradio-osmosdr.so.0.1.4 U hackrf_board_id_name U hackrf_board_id_read U hackrf_close U hackrf_compute_baseband_filter_bw -----> U hackrf_device_list U hackrf_device_list_free U hackrf_device_list_open U hackrf_error_name U hackrf_exit U hackrf_init U hackrf_is_streaming U hackrf_open U hackrf_open_by_serial U hackrf_set_amp_enable U hackrf_set_antenna_enable U hackrf_set_baseband_filter_bandwidth U hackrf_set_freq U hackrf_set_lna_gain U hackrf_set_sample_rate U hackrf_set_txvga_gain U hackrf_set_vga_gain U hackrf_start_rx U hackrf_start_tx U hackrf_stop_rx U hackrf_stop_tx U hackrf_usb_board_id_name U hackrf_version_string_read