extern void read_frame_local (struct symbol *sym, struct frame_info *frame,
struct frame_arg *argp);
-extern void info_args_command (char *, int);
+extern void info_args_command (const char *, int);
-extern void info_locals_command (char *, int);
+extern void info_locals_command (const char *, int);
-extern void return_command (char *, int);
+extern void return_command (const char *, int);
/* Set FRAME's unwinder temporarily, so that we can call a sniffer.
If sniffing fails, the caller should be sure to call