--- lbbs/include/screen.h	2025/05/28 07:30:23	1.9
+++ lbbs/include/screen.h	2025/05/30 05:28:41	1.11
@@ -17,16 +17,16 @@
 #ifndef _SCREEN_H_
 #define _SCREEN_H_
 
+#include <stddef.h>
+
 #define CTRL_SEQ_CLR_LINE "\033[K"
 
-extern void moveto(int row, int col);
+typedef int (*display_data_key_handler)(int *key, char *msg, size_t msg_len);
 
+extern void moveto(int row, int col);
 extern void clrtoeol();
-
 extern void clrline(int line_begin, int line_end);
-
 extern void clrtobot(int line_begin);
-
 extern void clearscr();
 
 extern int press_any_key();
@@ -34,13 +34,13 @@ extern int press_any_key();
 extern void set_input_echo(int echo);
 
 extern int str_input(char *buffer, int buffer_length, int echo_mode);
-
 extern int get_data(int row, int col, char *prompt, char *buffer, int buffer_length, int echo_mode);
 
-extern int display_file_ex(const char *filename, int begin_line, int wait);
+extern int display_data(const void *p_data, long line_total, const long *p_line_offsets, int begin_line, int wait,
+                        display_data_key_handler key_handler, const char *help_filename);
+extern int display_file(const char *filename, int begin_line, int wait);
 
 extern int show_top(const char *str_left, const char *str_center, const char *str_right);
-
 extern int show_bottom(const char *msg);
 
 extern int show_active_board();