diff -rauN libgnomekbd/configure.ac libgnomekbd-gettext-0.20-patch/configure.ac
--- libgnomekbd/configure.ac	2019-09-19 11:43:28.782294203 +0200
+++ libgnomekbd-gettext-0.20-patch/configure.ac	2019-09-19 11:51:41.136059352 +0200
@@ -37,7 +37,9 @@
 # ****
 # i18n
 # ****
-AM_GNU_GETTEXT_VERSION([0.19.4])
+# FIXME: Remove AM_GNU_GETTEXT_VERSION once autoreconf supports REQUIRE_VERSION
+AM_GNU_GETTEXT_VERSION([0.19.6])
+AM_GNU_GETTEXT_REQUIRE_VERSION([0.19.6])
 AM_GNU_GETTEXT([external])
 
 GETTEXT_PACKAGE=libgnomekbd