Comment 1 for bug 1547292

I have succeeded in building it.

=== modified file 'configure.ac'
--- configure.ac 2013-03-18 19:16:59 +0000
+++ configure.ac 2016-02-21 22:42:43 +0000
@@ -22,6 +22,7 @@
 AC_CONFIG_SRCDIR(deja-dup/main.vala)
 AC_CONFIG_HEADERS([config.h:config.h.in])
 AC_CONFIG_MACRO_DIR([m4])
+AC_SUBST(INTLLIBS)

 # Sets up automake.
 AM_INIT_AUTOMAKE([1.11 foreign tar-ustar dist-xz no-dist-gzip])
@@ -49,8 +50,6 @@
 GETTEXT_PACKAGE="$PACKAGE"
 AC_SUBST(GETTEXT_PACKAGE)
 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, "$GETTEXT_PACKAGE", [gettext domain])
-AM_GNU_GETTEXT([external])
-AM_GNU_GETTEXT_VERSION([0.17])
 IT_PROG_INTLTOOL([0.40])

 # Sets up a few prefix-relative directories