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From: Szabolcs Nagy <nsz@port70.net>
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Subject: Re: tdestroy
Date: Tue, 9 Sep 2014 20:37:22 +0200
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* Paul Alfille <paul.alfille@gmail.com> [2014-09-09 14:29:36 -0400]:
> I have an alternative implementation to tdestroy that is triggered by
> HAVE_TDESTROY created by autoconf / automake.
> 
> Apparently the macro
> AC_CHECK_FUNCS([twalk tsearch tfind tdelete tdestroy])
> 
> doesn't find tdestroy is missing in mucl.
> 
> So my questions are:
> 1. Is there a fix to the configuration -- either a recommended way to add
> special cases for mucl of a fix for the detection?
> 2. Any chance you could add tdestroy?

musl does have tdestroy

but you need -D_GNU_SOURCE to have it visible in search.h