diff --git a/src/gb/libosmogb.map b/src/gb/libosmogb.map
new file mode 100644
index 0000000..1916179
--- /dev/null
+++ b/src/gb/libosmogb.map
@@ -0,0 +1,59 @@
+LIBOSMOGB_1.0 {
+global:
+bssgp_cause_str;
+bssgp_create_cell_id;
+bssgp_msgb_alloc;
+bssgp_msgb_tlli_put;
+bssgp_parse_cell_id;
+bssgp_tx_bvc_block;
+bssgp_tx_bvc_reset;
+bssgp_tx_bvc_unblock;
+bssgp_tx_flush_ll_ack;
+bssgp_tx_llc_discarded;
+bssgp_tx_ra_capa_upd;
+bssgp_tx_radio_status_imsi;
+bssgp_tx_radio_status_tlli;
+bssgp_tx_radio_status_tmsi;
+bssgp_tx_resume;
+bssgp_tx_resume_ack;
+bssgp_tx_resume_nack;
+bssgp_tx_simple_bvci;
+bssgp_tx_status;
+bssgp_tx_suspend;
+bssgp_tx_suspend_ack;
+bssgp_tx_suspend_nack;
+bssgp_tx_ul_ud;
+bssgp_rcvmsg;
+bssgp_rx_paging;
+bssgp_set_log_ss;
+bssgp_tx_dl_ud;
+bssgp_tx_paging;
+bssgp_vty_init;
+
+gprs_ns_cause_str;
+gprs_ns_destroy;
+gprs_ns_frgre_listen;
+gprs_ns_frgre_sendmsg;
+gprs_ns_instantiate;
+gprs_ns_nsip_listen;
+gprs_ns_nsip_connect;
+gprs_ns_rcvmsg;
+gprs_ns_sendmsg;
+gprs_ns_set_log_ss;
+gprs_ns_tx_alive;
+gprs_ns_tx_alive_ack;
+gprs_ns_tx_block;
+gprs_ns_tx_reset;
+gprs_ns_tx_status;
+gprs_ns_tx_unblock;
+gprs_ns_vty_init;
+
+gprs_nsvc_create;
+gprs_nsvc_delete;
+gprs_nsvc_reset;
+gprs_nsvc_by_nsvci;
+gprs_nsvc_by_nsei;
+
+
+local: *;
+};