[PATCH] Require C99 for bfd

[Maciej W. Rozycki]

On Wed, 29 Jan 2020, Christian Groessler wrote:

> > This allows writing more modern code, such as not having to declare all
> > variables at the top of a block.
> 
> For the record, I don't like it. But who am I anyway...

 Yeah, it makes code messy and actually we could decide in our coding 
standard not to allow it despite allowing the general use of C99 (there's 
probably a GCC option to warn about it).  There could be other advantages 
to switching to C99 at one point though, e.g. <stdint.h> types.

  Maciej