[RFA] Avoid compilation failure due to shadow warning on cygwin target

[nick clifton]

Hi Pierre,

> 2011-11-22  Pierre Muller<muller@ics.u-strasbg.fr>
>
> 	* mips-dis.c (print_insn_micromips): Rename local variable iprintf
> 	to infprintf to avoid shadow warning.

Approved for the mainline.

Tristan will have to approve it for the 2.22 branch.

Cheers
   Nick