beta 17.1 errno not always declared in headers

Fri May 2 14:19:00 GMT 1997

What does "compiling for reentrant code" mean? Should one include
that _REENT_ONLY define for multithread apps? I don't see a
libc_r.a to link against.
Bruce
At 06:40 PM 5/1/97 -0400, Brian Beuning , com@cygnus.com wrote:
>It looks like sys/errno.h only defines a value for errno if
>we are compiling for reentrant code. There are no ifdef's
>that result in an
>	extern int errno;
>>getting seen by the compiler.
>>Is this right?
>>Thanks,
>Brian Beuning
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