[PATCH] add more extern C

[Nick Clifton]

Hi Trev,

> opcodes/ChangeLog:
> 2016-05-31  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
> 
> 	* nds32-asm.h: Add extern "C".
> 	* sh-opc.h: Likewise.
> 
> bfd/ChangeLog:
> 2016-05-31  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
> 
> 	* elf32-hppa.h: Add extern "C".
> 	* elf32-nds32.h: Likewise.
> 	* elf32-tic6x.h: Likewise.
> 
> include/ChangeLog:
> 2016-05-31  Trevor Saunders  <tbsaunde+binutils@tbsaunde.org>
> 
> 	* elf/mips.h: Likewise.
> 	* elf/sh.h: Likewise.
> 	* opcode/d10v.h: Likewise.
> 	* opcode/d30v.h: Likewise.
> 	* opcode/ia64.h: Likewise.
> 	* opcode/mips.h: Likewise.
> 	* opcode/ppc.h: Likewise.
> 	* opcode/sparc.h: Likewise.
> 	* opcode/tic6x.h: Likewise.
> 	* opcode/v850.h: Likewise.
 
Approved - please apply.

Cheers
  Nick