/* numlines < 0 scrolls down */
/* misc. functions */
-extern unsigned char get_ostype(void); /* get ROM version */
-extern unsigned char get_tv(void); /* get TV system */
-extern void _save_vecs(void); /* save system vectors */
-extern void _rest_vecs(void); /* restore system vectors */
-extern char *_getdefdev(void); /* get default floppy device */
+extern unsigned char get_ostype(void); /* get ROM version */
+extern unsigned char get_tv(void); /* get TV system */
+extern void _save_vecs(void); /* save system vectors */
+extern void _rest_vecs(void); /* restore system vectors */
+extern char *_getdefdev(void); /* get default floppy device */
+extern unsigned char _is_cmdline_dos(void); /* does DOS support command lines */
/* global variables */
extern unsigned char _dos_type; /* the DOS flavour */