Fix typo with DBUS_DATADIR variable check

diff --git a/configure.ac b/configure.ac
index cfb156e..88488af 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -247,7 +247,7 @@ AC_CHECK_LIB(dbus-1, dbus_watch_get_unix_fd, dummy=yes,
 AC_SUBST(DBUS_CFLAGS)
 AC_SUBST(DBUS_LIBS)
 DBUS_DATADIR="`$PKG_CONFIG --variable=sysconfdir dbus-1`"
-if (test -z "{DBUS_DATADIR}"); then
+if (test -z "${DBUS_DATADIR}"); then
        DBUS_DATADIR="${sysconfdir}/dbus-1/system.d"
 else
        DBUS_DATADIR="$DBUS_DATADIR/dbus-1/system.d"