-pkglib_LTLIBRARIES = first.la model.la gridtest.la
-first_la_LDFLAGS = -module -avoid-version
-model_la_LDFLAGS = -module -avoid-version
-gridtest_la_LDFLAGS = -module -avoid-version
+PLUGIN_LDFLAGS = -module -shared -avoid-version -export-symbols-regex "^glk_main$$"
+noinst_LTLIBRARIES = first.la model.la gridtest.la splittest.la
+first_la_SOURCES = first.c
+first_la_LDFLAGS = $(PLUGIN_LDFLAGS)
+model_la_SOURCES = model.c
+model_la_LDFLAGS = $(PLUGIN_LDFLAGS)
+gridtest_la_SOURCES = gridtest.c
+gridtest_la_LDFLAGS = $(PLUGIN_LDFLAGS)
+splittest_la_SOURCES = splittest.c
+splittest_la_LDFLAGS = $(PLUGIN_LDFLAGS)