-plugin_LTLIBRARIES += plugins/google.la
-plugin_objects += $(plugins_google_la_OBJECTS)
-plugins_google_la_CFLAGS = $(plugin_cflags)
-plugins_google_la_LDFLAGS = $(plugin_ldflags)
+vpn_plugin_LTLIBRARIES += vpn/plugins/l2tp.la
+vpn_plugin_objects += $(plugins_l2tp_la_OBJECTS)
+vpn_plugins_l2tp_la_SOURCES = vpn/plugins/l2tp.c
+vpn_plugins_l2tp_la_CFLAGS = $(plugin_cflags) -DL2TP=\"@L2TP@\" \
+ -DVPN_STATEDIR=\""$(vpn_statedir)"\" \
+ -DSCRIPTDIR=\""$(build_scriptdir)"\"
+vpn_plugins_l2tp_la_LDFLAGS = $(plugin_ldflags)
+endif
+endif
+
+if PPTP
+builtin_vpn_source = vpn/plugins/vpn.c vpn/plugins/vpn.h
+if PPTP_BUILTIN
+builtin_vpn_modules += pptp
+builtin_vpn_sources += vpn/plugins/pptp.c
+builtin_vpn_cflags += -DPPPD=\"@PPPD@\" -DPPTP=\"@PPTP@\"
+else
+vpn_plugin_LTLIBRARIES += vpn/plugins/pptp.la
+vpn_plugin_objects += $(plugins_pptp_la_OBJECTS)
+vpn_plugins_pptp_la_SOURCES = vpn/plugins/pptp.c
+vpn_plugins_pptp_la_CFLAGS = $(plugin_cflags) -DPPPD=\"@PPPD@\" \
+ -DPPTP=\"@PPTP@\" \
+ -DVPN_STATEDIR=\""$(vpn_statedir)"\" \
+ -DSCRIPTDIR=\""$(build_scriptdir)"\"
+vpn_plugins_pptp_la_LDFLAGS = $(plugin_ldflags)