GMime is available from https://github.com/jstedfast/gmime
+ Sfsexp
+ ------
+
+ sfsexp is the "small fast s-expression" library. Notmuch
+ optionally use it to provide a second query parser.
+
+ sfsexp is available from https://github.com/mjsottile/sfsexp.
+ In Debian Bookworm and later, install libsexp-dev.
+
Talloc
------
Talloc is a memory-pool allocator used by Notmuch.