write_common.h: Kill an unused function declaration.

diff --git a/write_common.h b/write_common.h
index 49938fe664ceb1d4a7f5df4388c27aab83925be3..8d94d2a08837b5772a9a3d55f65edca1586b7df0 100644 (file)
--- a/write_common.h
+++ b/write_common.h
@@ -9,7 +9,6 @@
 int wng_open(struct writer_node_group *g);
 void wng_close(struct writer_node_group *g);
 struct writer_node_group *wng_new(unsigned num_writers);
-void wng_unregister(struct writer_node_group *g);
 void init_supported_writers(void);
 void *check_writer_arg(const char *wa, int *writer_num);
 struct writer_node_group *setup_default_wng(void);