[tlbuild] build failure: libs/zziplib/zziplib-0.13.58/zzip/stat.c needs #include <strings.h> for strcasecmp

[taco]

Karl Berry wrote:
> 
> As I said, I have strong doubts that we ever want to include
> <strings.h>.  I think that will lead into a morass of clashing
> prototypes.  A replacement function seems much cleaner.

I agree. But considering the weirdness of AIX, it may fall
to Vladimir to write that function.

Best wishes,
Taco