+# Append 'datarootdir = $(prefix)/share' to po/Makefile.in.in to work
+# around an incompatibility between Autoconf 2.60 and gettext 0.14.6.
+# This hack can be removed once we assume gettext 0.15 or later.
+grep datarootdir po/Makefile.in.in >/dev/null ||
+ echo 'datarootdir = @datarootdir@' >>po/Makefile.in.in
+