Add -Bsymbolic-functions to linker flags
diff --git a/configure.ac b/configure.ac
index bb25950..2eb6c11 100644
--- a/configure.ac
+++ b/configure.ac
@@ -41,6 +41,9 @@
 AC_CANONICAL_HOST
 if test "x$GCC" = "xyes"; then
 
+	# Make symbols link locally
+	LDFLAGS="$LDFLAGS -Bsymbolic-functions"
+
 	# Make sure we don't link to libstdc++
 	CXXFLAGS="$CXXFLAGS -fno-rtti -fno-exceptions"