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int read(int fd, void *buf, unsigned int count);
On success, the number of bytes read is returned.
Zero indicates end of file. If count is zero, read
returns zero as well. On error, -1 is returned.
fd is not a valid file descriptor or is not open for reading.
buf is an invalid pointer value.
The call was interrupted by the user.
Created Mon Nov 8 17:42:41 2004 on tillpc with info_to_html version 0.9.6.