Add libosmocore.map

Generated with:
nm src/core/.libs/libosmocore.so --defined-only  |grep " T \| D \| B " | cut -c 20-  >> src/core/libosmocore.map

Change-Id: I13169c00a59fb59513dfc598de5a71d094492422
diff --git a/src/core/Makefile.am b/src/core/Makefile.am
index 0965204..7e24013 100644
--- a/src/core/Makefile.am
+++ b/src/core/Makefile.am
@@ -108,9 +108,14 @@
 	conv_acc_neon_impl.h \
 	crcXXgen.c.tpl \
 	stat_item_internal.h \
+	libosmocore.map \
 	$(NULL)
 
-libosmocore_la_LDFLAGS = -version-info $(LIBVERSION) -no-undefined
+libosmocore_la_LDFLAGS = \
+	$(LTLDFLAGS_OSMOCORE) \
+	-version-info \
+	$(LIBVERSION) \
+	-no-undefined
 
 if ENABLE_PLUGIN
 libosmocore_la_SOURCES += plugin.c