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-rw-r--r--gdb/ui-file.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/gdb/ui-file.h b/gdb/ui-file.h
index 1562d5a..bf9915c 100644
--- a/gdb/ui-file.h
+++ b/gdb/ui-file.h
@@ -73,8 +73,8 @@ extern void ui_file_put (struct ui_file *src, ui_file_put_method_ftype *write, v
/* Returns a freshly allocated buffer containing the entire contents
of FILE (as determined by ui_file_put()) with a NUL character
- appended. LENGTH is set to the size of the buffer minus that
- appended NUL. */
+ appended. LENGTH, if not NULL, is set to the size of the buffer
+ minus that appended NUL. */
extern char *ui_file_xstrdup (struct ui_file *file, long *length);