extern void tui_clear_exec_info_content (struct tui_win_info *);
extern void tui_update_exec_info (struct tui_win_info *);
-extern enum tui_status tui_alloc_source_buffer (struct tui_win_info *);
+extern void tui_alloc_source_buffer (struct tui_win_info *);
extern int tui_line_is_displayed (int,
struct tui_win_info *,
int);