Fix some compiler warnings.

[tinc] / src / buffer.h

diff --git a/src/buffer.h b/src/buffer.h
index db22ac4..73c1f69 100644 (file)
--- a/src/buffer.h
+++ b/src/buffer.h
@@ -10,7 +10,7 @@ typedef struct buffer_t {
 
 extern void buffer_compact(buffer_t *buffer);
 extern char *buffer_prepare(buffer_t *buffer, int size);
-extern char *buffer_add(buffer_t *buffer, const char *data, int size);
+extern void buffer_add(buffer_t *buffer, const char *data, int size);
 extern char *buffer_readline(buffer_t *buffer);
 extern char *buffer_read(buffer_t *buffer, int size);
 extern void buffer_clear(buffer_t *buffer);