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50 lines
1.5 KiB
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<TITLE>cc65 function reference: Alphabetical function reference: close</TITLE>
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<H2><A NAME="close"></A> 3.36 <A HREF="funcref.html#toc3.36">close</A></H2>
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<P>
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<BLOCKQUOTE>
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<DL>
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<DT><B>Function</B><DD><P>Close a file descriptor.</P>
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<DT><B>Header</B><DD><P><CODE>
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<A HREF="funcref-20.html#fcntl.h">fcntl.h</A></CODE></P>
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<DT><B>Declaration</B><DD><P><CODE>int __fastcall__ close (int fd);</CODE></P>
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<DT><B>Description</B><DD><P>The function closes the given file descriptor. It returns zero
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on success and -1 on error. If an error occurs, the cause can be determined by
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reading the <CODE>errno</CODE> variable.</P>
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<DT><B>Limits</B><DD><P>
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<UL>
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<LI>The function is only available as fastcall function, so it may only
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be used in presence of a prototype.</LI>
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</UL>
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</P>
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<DT><B>Availability</B><DD><P>POSIX 1003.1</P>
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<DT><B>See also</B><DD><P>
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<A HREF="funcref-82.html#creat">creat</A>,
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<A HREF="funcref-160.html#open">open</A></P>
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<DT><B>Example</B><DD><P>None.</P>
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