Add rtems_bsd_ifconfig_lo0()

rtemsbsd/include/rtems/bsd/bsd.h

@@ -91,6 +91,13 @@ typedef struct {
 
 rtems_status_code rtems_bsd_initialize(void);
 
+/**
+ * @brief Configures the lo0 (loopback) interface.
+ *
+ * @return Returns an exit code, see also <sysexits.h>.
+ */
+int rtems_bsd_ifconfig_lo0(void);
+
 /**
  * @brief Returns the initial priority for a task specified by its name.
  *