11/3/71	SUM (I)
NAME	sum -- sum file
SYNOPSIS	sum name
DESCRIPTION	sum sums the contents of a file. In practice, it is mostoften used to verify that all of a DECtape can be read
	without error.
FILES	none
SEE_ALSO
DIAGNOSTICS	"?" if the file cannot be read at all or if an error isdiscovered during the read.
BUGS	none
OWNER	ken