perlfunc
gods
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readlink - determine where a symbolic link is pointing
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readlink
<FONT SIZE=-1>EXPR</FONT>
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readlink
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Returns the value of a symbolic link, if symbolic links are implemented. If
not, gives a fatal error. If there is some system error, returns the
undefined value and sets <CODE>$!</CODE> (errno). If
<FONT SIZE=-1>EXPR</FONT> is omitted, uses <CODE>$_</CODE>.
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