Re: libpcap requires Flex 2.5.31 issue

[Guy Harris <guy () alum mit edu>]

On Apr 16, 2017, at 12:19 PM, Joseph Freemaker <joseph_freemaker () yahoo com> wrote:

> When compiling libpcap on AIX 6.1 receive the error:
>
> configure: error: flex is insufficient to compile libpcap. libpcap requires Flex 2.5.31 or later, or a compatible 
> version of lex.
>
> However flex 2.5.4 is installed per the below:
> $ flex --versionflex version 2.5.4

31 > 4, so that doesn't demonstrate that "Flex 2.5.31 or later" is installed.

And, in fact, according to

        https://github.com/westes/flex/blob/master/NEWS

Flex 2.5.31 was released "2003-4-1", and according to

        https://github.com/westes/flex/blob/master/ONEWS

Flex 2.5.4 was released "11Sep96".

> Is there a workaround for this issue?

Install Flex 2.5.31 or later, rather than using the older 2.5.4.
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