nostrdb: pull latest, adding flatcc and lmdb

nostrdb/flatcc/flatcc_iov.h

@@ -0,0 +1,31 @@
+#ifndef FLATCC_IOV_H
+#define FLATCC_IOV_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdlib.h>
+
+/*
+ * The emitter receives one, or a few buffers at a time via
+ * this type.  <sys/iov.h> compatible iovec structure used for
+ * allocation and emitter interface.
+ */
+typedef struct flatcc_iovec flatcc_iovec_t;
+struct flatcc_iovec {
+    void *iov_base;
+    size_t iov_len;
+};
+
+/*
+ * The largest iovec vector the builder will issue. It will
+ * always be a relatively small number.
+ */
+#define FLATCC_IOV_COUNT_MAX 8
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* FLATCC_IOV_H */