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-rw-r--r--include/ouroboros/shm_rbuff.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/ouroboros/shm_rbuff.h b/include/ouroboros/shm_rbuff.h
index f31dab63..8471f47f 100644
--- a/include/ouroboros/shm_rbuff.h
+++ b/include/ouroboros/shm_rbuff.h
@@ -53,4 +53,6 @@ ssize_t shm_rbuff_read(struct shm_rbuff * rb);
ssize_t shm_rbuff_read_b(struct shm_rbuff * rb,
const struct timespec * timeout);
+size_t shm_rbuff_queued(struct shm_rbuff * rb);
+
#endif /* OUROBOROS_SHM_RBUFF_H */