NAME setbuf, setbuffer, setlinebuf, setvbuf - stream buffering operations LIBRARY Standard C library ( libc , -lc ) SYNOPSIS ... size ], int mode , size_t size ); void setbuf(FILE …NAME setbuf, setbuffer, setlinebuf, setvbuf - stream buffering operations LIBRARY Standard C library ( libc , -lc ) SYNOPSIS ... size ], int mode , size_t size ); void setbuf(FILE …NAME setbuf, setbuffer, setlinebuf, setvbuf - stream buffering operations LIBRARY Standard C library ( libc , -lc ) SYNOPSIS ... size ], int mode , size_t size ); void setbuf(FILE …NAME setbuf, setbuffer, setlinebuf, setvbuf - stream buffering operations LIBRARY Standard C library ( libc , -lc ) SYNOPSIS ... size ], int mode , size_t size ); void setbuf(FILE …stream scanf (3) input format conversion setbuf (3) stream buffering operations setbuffer (3) stream bufferingother stream) can be changed using the setbuf (3) or setvbuf (3) call. Note thatother stream) can be changed using the setbuf (3) or setvbuf (3) call. Note thatother stream) can be changed using the setbuf (3) or setvbuf (3) call. Note thattime of an output operation: setbuf(stream, NULL); RETURN VALUE Upon successful completion, fmemopen () returns