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NAME="POSIX-INPUT-AND-OUTPUT">Input and Output &#0091;POSIX Section 6&#0093;</H1
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>int dup( int fd ); 
int dup2( int fd, int fd2 ); 
int close(int fd); 
ssize&#0095;t	read(int fd, void &#0042;buf, size&#0095;t nbyte); 
ssize&#0095;t	write(int fd, const void &#0042;buf, size&#0095;t nbyte); 
int fcntl( int fd, int cmd, ... ); 
off&#0095;t lseek(int fd, off&#0095;t offset, int whence); 
int fsync( int fd );
int fdatasync( int fd );</PRE
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>int pipe( int fildes&#0091;2&#0093; ); 
int aio&#0095;read( struct aiocb &#0042;aiocbp );				&#0047;&#0047; TBA 
int aio&#0095;write( struct aiocb &#0042;aiocbp );				&#0047;&#0047; TBA 
int lio&#0095;listio( int mode, struct aiocb &#0042;const list&#0091;&#0093;,
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int aio&#0095;error( struct aiocb &#0042;aiocbp );				&#0047;&#0047; TBA 
int aio&#0095;return( struct aiocb &#0042;aiocbp );				&#0047;&#0047; TBA 
int aio&#0095;cancel( int fd, struct aiocb &#0042;aiocbp );			&#0047;&#0047; TBA 
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                 int nent, const struct timespec &#0042;timeout );	&#0047;&#0047; TBA 
int aio&#0095;fsync( int op, struct aiocb &#0042;aiocbp );
&#0047;&#0047; TBA</PRE
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>	    Only the <SPAN
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	    of <SPAN
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>	    Most of the functionality of these functions depends on
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