cares-functions.m4

     test "$tst_compi_writev" = "yes" &&
     test "$tst_allow_writev" = "yes"; then
    AC_MSG_RESULT([yes])
    AC_DEFINE_UNQUOTED(HAVE_WRITEV, 1,
      [Define to 1 if you have the writev function.])
    ac_cv_func_writev="yes"
  else
    AC_MSG_RESULT([no])
    ac_cv_func_writev="no"
  fi
])