cscope Analyzed Flow 2 - Show the more-prompt and handle the user response by do_more_prompt

/*
 * Show the more-prompt and handle the user response.
 * This takes care of scrolling back and displaying previously displayed text.
 * When at hit-enter prompt "typed_char" is the already typed character,
 * otherwise it's NUL.
 * Returns TRUE when jumping ahead to "confirm_msg_tail".
 */
    static int
do_more_prompt(typed_char)
    int     typed_char;