fix many compilation warnings about static variables used by non-static functions

[CC] plc_main.c -> plc_main.o
/tmp/be/build/plc_main.c:396:40: warning: ?LogBuff? is static but used in inline function ?copy_from_log? which is not static
memcpy((char*)buf + remaining, LogBuff[level], size - remaining);
^
/tmp/be/build/plc_main.c:395:22: warning: ?LogBuff? is static but used in inline function ?copy_from_log? which is not static
memcpy(buf, &LogBuff[level][buffpos], remaining);
^
...

^
/tmp/be/build/plc_debugger.c:825:20: warning: ?retain_offset? is static but used in inline function ?BufferIterator? which is not static
Retain(retain_offset, size, real_value_p);
^
/tmp/be/build/plc_debugger.c:823:47: warning: ?retain_offset? is static but used in inline function ?BufferIterator? which is not static
unsigned int next_retain_offset = retain_offset + size;
^
^

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#!/bin/bash

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INKSCAPE=inkscape

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for i in `cat icons.svg |grep -o -e '%%[^%]*%%'|sed 's/%//g'` 

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do

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 if [ $i.png -nt icons.svg ]; then

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 	echo "Skip $i"

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 else

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	rm  -f $i.png

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	echo "$INKSCAPE" icons.svg -z -e $i.png -i $i

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	"$INKSCAPE" icons.svg -z -e $i.png -i $i

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 fi

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done

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cp ico24.png brz.png

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convert ico*.png brz.ico

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rm -f ico*.png