--- configure.ac
+++ configure.ac	2026-03-27 02:29:24.000000000 +0800
@@ -66,14 +66,10 @@
 
 GNOME_CXX_WARNINGS
 
-# FIXME: Remove AM_GNU_GETTEXT_VERSION once autoreconf supports REQUIRE_VERSION
-AX_REQUIRE_DEFINED([AM_GNU_GETTEXT_VERSION])
+AM_GNU_GETTEXT([external])
 AM_GNU_GETTEXT_VERSION([0.19.8])
 AM_GNU_GETTEXT_REQUIRE_VERSION([0.19.8])
 
-AX_REQUIRE_DEFINED([AM_GNU_GETTEXT])
-AM_GNU_GETTEXT([external])
-
 GETTEXT_PACKAGE=evince
 AC_SUBST(GETTEXT_PACKAGE)
 AC_DEFINE_UNQUOTED([GETTEXT_PACKAGE],["$GETTEXT_PACKAGE"],[Gettext package])