https://bugs.gentoo.org/944445

--- a/Makefile.am
+++ b/Makefile.am
@@ -5,7 +5,7 @@ CFLAGS=-Wall
 
 AUTOMAKE_OPTIONS = foreign 1.9
 
-SUBDIRS = intl po data shared simulation graphics stuntsserver stuntsai stunts3dedit trackedit ultimatestunts
+SUBDIRS = po data shared simulation graphics stuntsserver stuntsai stunts3dedit trackedit ultimatestunts
 
 ultimatestunts.conf: ultimatestunts.conf.in Makefile
 	sed 's,@usdatadir\@,$(usdatadir),;s,@PACKAGE_VERSION\@,$(PACKAGE_VERSION),' < $< > $@
--- a/configure.ac
+++ b/configure.ac
@@ -243,8 +243,8 @@ dnl -------------------
 dnl i18n
 dnl -------------------
 AC_LANG_PUSH(C)
-AM_GNU_GETTEXT
-AM_GNU_GETTEXT_VERSION
+AM_GNU_GETTEXT(external)
+AM_GNU_GETTEXT_REQUIRE_VERSION(0.22.1)
 AC_LANG_POP(C)
 
 dnl ------------------
@@ -277,7 +277,7 @@ AC_SUBST(sdllibs)
 dnl usdatadir is used as the data file install location
 AC_SUBST(usdatadir)
 
-AC_CONFIG_FILES([Makefile intl/Makefile po/Makefile.in data/Makefile shared/Makefile simulation/Makefile graphics/Makefile stuntsserver/Makefile stuntsai/Makefile stunts3dedit/Makefile trackedit/Makefile ultimatestunts/Makefile])
+AC_CONFIG_FILES([Makefile po/Makefile.in data/Makefile shared/Makefile simulation/Makefile graphics/Makefile stuntsserver/Makefile stuntsai/Makefile stunts3dedit/Makefile trackedit/Makefile ultimatestunts/Makefile])
 AC_OUTPUT