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_sys_close()

4.38 _sys_close()

Defined in rt_sys.h, the _sys_close() function closes a file previously opened with _sys_open().

Syntax

int _sys_close(FILEHANDLE fh);

Usage

This function must be defined if any input/output function is to be used.

Returns

The return value is 0 if successful. A nonzero value indicates an error.
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