vgabios: Fix compile error due to fixed prototypes.
diff --git a/vgasrc/vga.c b/vgasrc/vga.c
index e38298e..d734e23 100644
--- a/vgasrc/vga.c
+++ b/vgasrc/vga.c
@@ -669,7 +669,7 @@
 static void
 handle_101008(struct bregs *regs)
 {
-    regs->bh = vgahw_get_overscan_border_color(regs);
+    regs->bh = vgahw_get_overscan_border_color();
 }
 
 static void