+static int inter_gsm_bs_hr(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+#ifndef WITH_GSM_BS
+ SPRINT(interface_error, "Error in %s (line %d): GSM BS side not compiled in.\n", filename, line);
+ return(-1);
+#else
+ interface->gsm_bs_hr = 1;
+
+ return(0);
+#endif
+}