config EXTERNAL_FREETZ_LIB_libosip2 depends on EXTERNAL_ENABLED && FREETZ_LIB_libosip2 bool "libosip2" default n help externals the following file(s): ${FREETZ_LIBRARY_DIR}/libosip2.so.6.2.0 config EXTERNAL_FREETZ_LIB_libosipparser2 depends on EXTERNAL_ENABLED && FREETZ_LIB_libosipparser2 bool "libosipparser2" default n help externals the following file(s): ${FREETZ_LIBRARY_DIR}/libosipparser2.so.6.2.0