build: switch to hiding libnotmuch symbols by default

[notmuch] / lib / notmuch.sym

diff --git a/lib/notmuch.sym b/lib/notmuch.sym
new file mode 100644 (file)
index 0000000..7d0c0af
--- /dev/null
+++ b/lib/notmuch.sym
@@ -0,0 +1,7 @@
+{
+global:
+       _ZTI*;
+       _ZTS*;
+       notmuch_*;
+local: *;
+};