Lots of warnings with gcc4 on Fedora

[Miloslav Trmac]

Joost Soeterbroek wrote:
> html.c:721: warning: pointer targets in passing argument 1 of 'strlen'
> differ in signedness
> html.c:721: warning: pointer targets in passing argument 1 of
> '__builtin_strcmp' differ in signedness
> 
> Are these safe to ignore?
The code will probably work correctly, but it is not valid C and the
compiler is allowed to refuse to compile it, so it should be eventually
fixed upstream.
	Mirek