-AC_ARG_ENABLE(nls, [AS_HELP_STRING([--disable-nls], [do not use Native Language Support])])
-if test x"$enable_nls" != x"no" ; then
- AC_DEFINE(ENABLE_NLS, 1, [Define to 1 if translation of program messages to the user's native language is requested.])
+AC_PROVIDE([AM_PO_SUBDIRS]) # PSPP provides its own po/ support.
+AM_GNU_GETTEXT([external], [need-ngettext])
+AM_GNU_GETTEXT_VERSION([0.17])