* doc/Makefile.am: zebra.texi went to quagga.texi, so the automake
dependency must change too.
info_TEXINFOS = quagga.texi
-zebra_TEXINFOS = appendix.texi basic.texi bgpd.texi filter.texi install.texi \
+quagga_TEXINFOS = appendix.texi basic.texi bgpd.texi filter.texi install.texi \
ipv6.texi kernel.texi main.texi ospf6d.texi ospfd.texi overview.texi \
protocol.texi ripd.texi ripngd.texi routemap.texi snmp.texi vtysh.texi