[syslinux] syslinux RPM build dependecy

[H. Peter Anvin]

Juha Tuomala wrote:
> 
> I also changed 
> 
> #BuildPrereq: nasm >= 0.98.35, perl
> BuildPrereq: nasm >= 0.98.22, perl
> 
> to get it compile in rh 7.3 (yep, it's old but in 
> internal network.) 
> 

BAD IDEA...  That version is known to miscompile quite a bit.

	-hpa