Re: lynx-dev still problems with h_errno

[dickey]

> 
> A while ago I wrote, regarding a patch to 2.8.2dev.15 which was then 
> incorporated into 2.8.2dev.16: 
>  
> > On SCO OpenServer Release 5.0.5, the patch builds fine except you need 
> > to declare extern int h_errno; -- or #include <resolv.h>.  Some 
> > configure stanzas would solve that (Tom?). 

I did look into that, but could not decide if the tests I added were
complete enough.  I'll use this feedback in the next patch.
  
> I haven't built any version 2.8.2dev.16-19, but today I tried to build 
> dev.20 on SCO OpenServer Release 5.0.0, and again, h_errno isn't 
> defined. 
>  
> This time, it simply doesn't seem to be defined in any system header 
> file at all.  The only choice is to declare: 
>  
>   extern int h_errno; 
>  
> This situation pertains on OpenServer releases 5.0.0 through 5.0.4; 
> h_errno first appears in <resolv.h> in release 5.0.5.  I haven't tried 
> to build on 5.0.5, but it looks as if it would also fail there. 
>  
> I'm not familiar with the detailed operation of autoconfig, but what I 
> think is wanted here is approximately: 
>  
>   is h_errno already declared by one of the headers included by HTTCP.c? 
>      -- then do nothing 
>   otherwise, is h_errno declared if we #include <resolv.h>? 
>      -- then #include <resolv.h> in HTTCP.c 
>   otherwise, 
>      -- declare "extern int h_errno;" in HTTCP.c 

not only that: does h_errno exist in the library.
  
> >Bela< 


-- 
Thomas E. Dickey
address@hidden
http://www.clark.net/pub/dickey