srston DEPRECATED

	status.i4.v = srston(store_number.i2.r, work_area.i1a.r,
			     retrieval_index.i2.r, error.i2.r [,usage.i1a.r])

	This routine adds a request for the most recent file number for the
	specified store number.

	store_number	store number (SDA facility)
	work_area	Save/Restore work area array initialized by srwain call
	retrieval_index retrieval index (returned from call to srreq or
			srdir)
	error		standard ACNET error/success return
	[usage]		owner (SDA only) (SDA_USAGE_NAME_LEN characters)
			(default is "ColliderShot")

	This function requires the following include files:

	clib_h

	Related functions:

	srcnct, srcnct_fake, srdcnt, srderr, srdir, srdisk, srget, srgeti, 
	srmod, srproc, srreq, srsetp, srsize, srsnapreq, srwain