diff -upr gwenhywfar-4.15.3.orig/configure.ac gwenhywfar-4.15.3/configure.ac
--- gwenhywfar-4.15.3.orig/configure.ac	2017-02-13 19:31:48.741133005 +0100
+++ gwenhywfar-4.15.3/configure.ac	2017-02-13 19:31:56.051144524 +0100
@@ -734,7 +734,7 @@ if test "$OS_TYPE" != "windows"; then
   oldlibs="$LIBS"
   LIBS=""
   AC_SEARCH_LIBS(gettext, intl, [], [HAVE_I18N="no"])
-  i18n_libs="$LIBS"
+  i18n_libs="$LIBS -lintl"
   LIBS="$oldlibs"
 else
   i18n_libs="-lintl"
