Fix gettext version mismatch errors
https://bugs.gentoo.org/766549

---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index ada8110..bf1868e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -564,7 +564,7 @@ AS_IF([test "${enable_shared}" = "no" -a "${enable_vlc}" != "no"], [
 dnl
 dnl Gettext stuff
 dnl
-AM_GNU_GETTEXT_VERSION([0.21])
+AM_GNU_GETTEXT_REQUIRE_VERSION([0.21])
 AM_GNU_GETTEXT([external], [need-formatstring-macros])
 
 dnl
-- 
2.51.0