HAVE_SELECT
#ifndef HAVE_SELECT
#if (USE_FUNC_POLL || HAVE_SELECT)
#if (USE_FUNC_POLL || HAVE_SELECT)
#if (USE_FUNC_POLL || HAVE_SELECT)
#elif HAVE_SELECT
#elif HAVE_SELECT
#elif HAVE_SELECT
#elif HAVE_SELECT
#elif HAVE_SELECT
#elif HAVE_SELECT