message(FATAL_ERROR "Unable to find libdb_cxx library in ${BerkeleyDB_LIBS} directory. Try to specify either library path via BerkeleyDB_LIBS or berkeley db root path via BerkeleyDB_ROOT variable.")
endif()
-list(APPEND ALL_DEFINITIONS QT_GUI USE_QRCODE)
+list(APPEND ALL_DEFINITIONS QT_GUI USE_QRCODE USE_IPV6)
if(USE_LEVELDB)
# Disable useless targets