1 files changed, 0 insertions, 1 deletions

diff --git a/src/buffer.h b/src/buffer.h
index ec9c34b3eb3..b4cc21d675d 100644
--- a/src/buffer.h
+++ b/src/buffer.h
@@ -1078,7 +1078,6 @@ extern void set_buffer_internal_1 (struct buffer *);
 extern void set_buffer_temp (struct buffer *);
 extern Lisp_Object buffer_local_value_1 (Lisp_Object, Lisp_Object);
 extern void record_buffer (Lisp_Object);
-extern _Noreturn void buffer_slot_type_mismatch (Lisp_Object, int);
 extern void fix_overlays_before (struct buffer *, ptrdiff_t, ptrdiff_t);
 extern void mmap_set_vars (bool);