From 0004ea613ac310daaee30c167112d796db33fa70 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Sun, 18 Nov 2012 19:58:15 -0500
Subject: fix breakage from introducing bits header for sys/io.h

apparently some other archs have sys/io.h and should not break just
because they don't have the x86 port io functions. provide a blank
bits/io.h everywhere for now.
---
 arch/arm/bits/io.h        | 0
 arch/i386/bits/io.h       | 3 ---
 arch/microblaze/bits/io.h | 0
 arch/mips/bits/io.h       | 0
 arch/powerpc/bits/io.h    | 0
 arch/x86_64/bits/io.h     | 3 ---
 include/sys/io.h          | 3 +++
 7 files changed, 3 insertions(+), 6 deletions(-)
 create mode 100644 arch/arm/bits/io.h
 create mode 100644 arch/microblaze/bits/io.h
 create mode 100644 arch/mips/bits/io.h
 create mode 100644 arch/powerpc/bits/io.h

diff --git a/arch/arm/bits/io.h b/arch/arm/bits/io.h
new file mode 100644
index 00000000..e69de29b
diff --git a/arch/i386/bits/io.h b/arch/i386/bits/io.h
index d26ea57b..dd5bddc9 100644
--- a/arch/i386/bits/io.h
+++ b/arch/i386/bits/io.h
@@ -1,6 +1,3 @@
-int iopl(int);
-int ioperm(unsigned long, unsigned long, int);
-
 static __inline void outb(unsigned char __val, unsigned short __port)
 {
 	__asm__ volatile ("outb %0,%1" : : "a" (__val), "dN" (__port));
diff --git a/arch/microblaze/bits/io.h b/arch/microblaze/bits/io.h
new file mode 100644
index 00000000..e69de29b
diff --git a/arch/mips/bits/io.h b/arch/mips/bits/io.h
new file mode 100644
index 00000000..e69de29b
diff --git a/arch/powerpc/bits/io.h b/arch/powerpc/bits/io.h
new file mode 100644
index 00000000..e69de29b
diff --git a/arch/x86_64/bits/io.h b/arch/x86_64/bits/io.h
index d26ea57b..dd5bddc9 100644
--- a/arch/x86_64/bits/io.h
+++ b/arch/x86_64/bits/io.h
@@ -1,6 +1,3 @@
-int iopl(int);
-int ioperm(unsigned long, unsigned long, int);
-
 static __inline void outb(unsigned char __val, unsigned short __port)
 {
 	__asm__ volatile ("outb %0,%1" : : "a" (__val), "dN" (__port));
diff --git a/include/sys/io.h b/include/sys/io.h
index ce5423e5..16658cec 100644
--- a/include/sys/io.h
+++ b/include/sys/io.h
@@ -8,6 +8,9 @@ extern "C" {
 
 #include <bits/io.h>
 
+int iopl(int);
+int ioperm(unsigned long, unsigned long, int);
+
 #ifdef __cplusplus
 }
 #endif
-- 
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