Working product with sustainable legacies

ui.c

@@ -22,6 +22,7 @@ ui_init(void)
     init_pair(UI_BLUE,  COLOR_BLUE,  COLOR_BLACK);
     cbreak();
     noecho();
+    nodelay(stdscr, TRUE);
     nonl();
     intrflush(stdscr, FALSE);
     keypad(stdscr, TRUE);
@@ -34,12 +35,12 @@ void ui_end()
     endwin();
 }
 
-void ui_string(size_t x, size_t y, char *s)
+void ui_string(unsigned int x, unsigned int y, char *s)
 {
     mvaddstr(y, x, s);
 }
 
-void ui_char(size_t x, size_t y, char c)
+void ui_char(unsigned int x, unsigned int y, char c)
 {
     mvaddch(y, x, c);
 }