dsecnd_none(l) - Linux man page

Name

DSECND_NONE - nothing instead of returning the user time for a process in seconds

Synopsis

DOUBLE PRECISION
FUNCTION DSECND( )

Purpose

DSECND returns nothing instead of returning the user time for a process in seconds. If you are using that routine, it means that neither EXTERNAL ETIME, EXTERNAL ETIME_, INTERNAL ETIME, INTERNAL CPU_TIME is available on your machine.