[PATCH] Simplify vt.c ifdef for sys_ioperm

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Several architectures defined sys_ioperm but don't actually implement it:

arch/m68k/kernel/sys_m68k.c: sys_ioperm return -ENOSYS
arch/sparc/kernel/setup.c: sys_ioperm return -EIO
arch/ppc/kernel/syscalls.c: sys_ioperm printk(KERN_ERR ...) return -EIO

(vs current 2.4 bk -- 2.4.20-pre2+)

===== drivers/char/vt.c 1.10 vs edited =====
--- 1.10/drivers/char/vt.c Tue Aug 6 09:42:07 2002
+++ edited/drivers/char/vt.c Wed Aug 14 23:09:20 2002
@@ -481,7 +481,7 @@
                 ucval = keyboard_type;
                 goto setchar;
 
-#if defined(__i386__) || defined(__mc68000__) || defined(__ppc__) || defined(__sparc__)
+#if defined(CONFIG_X86)
                 /*
                  * These cannot be implemented on any machine that implements
                  * ioperm() in user level (such as Alpha PCs).
-
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