--- apm.c.old	Sun Apr  8 02:59:21 2001
+++ apm.c	Sat Apr  1 10:24:30 2001
@@ -1643,10 +1643,8 @@
 
 #ifdef CONFIG_PC9800
 	/* In PC-9800, APM BIOS version is written in BCD...?? */
-	if ((apm_info.bios.version & 0xfff0) == 0x110)
-		apm_info.bios.version &= 0x10f;
-	else
-		apm_info.bios.version = 0x100;
+	apm_info.bios.version = (apm_info.bios.version & 0xff00)
+				| ((apm_info.bios.version & 0x00f0) >> 4);
 #endif
 	/* BIOS < 1.2 doesn't set cseg_16_len */
 	if (apm_info.bios.version < 0x102)