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Date: Wed, 2 Sep 2020 21:30:31 -0700 (PDT)
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Subject: Re: Undefined reference in gtkada
From: linda white <lindaqwhite1@gmail.com>
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On Saturday, 15 August 2020 17:30:11 UTC+5:30, hreba  wrote:
> My platform is a PC running Linux Mint 20 with a fresh install of GNAT 
> and gtkada 2020 from the Adacore community site.
> 
> Before executing the script gtkada-env.sh, I have
> 
> ldd /usr/lib/x86_64-linux-gnu/libpng16.so.16
> 	linux-vdso.so.1 (0x00007ffeb55a4000)
> 	libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007f61f24db000)
> 	libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f61f238c000)
> 	libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f61f219a000)
> 	/lib64/ld-linux-x86-64.so.2 (0x00007f61f255b000)
> 
> Everything ok. Afterwards I get
> 
> ldd /usr/lib/x86_64-linux-gnu/libpng16.so.16
> /usr/lib/x86_64-linux-gnu/libpng16.so.16: /opt/GNAT/2020/lib/libz.so.1: 
> version `ZLIB_1.2.9' not found (required by 
> /usr/lib/x86_64-linux-gnu/libpng16.so.16)
> 	linux-vdso.so.1 (0x00007ffecbde6000)
> 	libz.so.1 => /opt/GNAT/2020/lib/libz.so.1 (0x00007f49c989e000)
> 	libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f49c9725000)
> 	libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f49c9533000)
> 	/lib64/ld-linux-x86-64.so.2 (0x00007f49c9af1000)
> 
> Is that "ZLIB_1.2.9' not found" a gtkada error or must I install 
> anything else?
> -- 
> Frank Hrebabetzky, Kronach	+49 / 9261 / 950 0565