sff_rwdata__()

int sff_rwdata__	(	integer *	lu,
		char *	wid2line,
		char *	code,
		real *	ampfac,
		integer *	nsamp,
		integer *	idata,
		logical *	rwflag,
		integer *	ierr,
		ftnlen	wid2line_len,
		ftnlen	code_len
	)