Re: [lwip-users] using errno properly

[Jonathan Larmour]

Rishi Khan wrote:
> Does anyone have an example of how to use errno correctly in lwip?  When 
> I do this, it gives me undefined reference to __errno:
[snip]
> My sys_arch.c has "#include <errno.h>" just like the unixsim port

Sounds like your OS's <errno.h> defines it to __errno, but does not 
provide it, or you ned to include an additional library in your link. It's 
not an lwIP issue.

Jifl
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