4 void screen_delete(void);
6 int screen_reset(void);
7 int scr_printf(char *fmt, ...);
8 int err_printf(char *fmt, ...);
9 int sln_printf(char *fmt, ...);
10 int sln_printf_if(char *fmt, ...);
13 int scr_color(int colornum);
17 int scr_set_windowsize(void);
18 void windows_new(void);
19 void windows_delete(void);