static int viafb_accel = 1;
/* Added for specifying active devices.*/
-char *viafb_active_dev;
+static char *viafb_active_dev;
/*Added for specify lcd output port*/
-char *viafb_lcd_port = "";
-char *viafb_dvi_port = "";
+static char *viafb_lcd_port = "";
+static char *viafb_dvi_port = "";
static void retrieve_device_setting(struct viafb_ioctl_setting
*setting_info);