VMS Help RTL Routines, LIB$, LIB$DAY  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    The Day Number Returned as a Longword Integer routine returns the
    number of days since the system zero date of November 17, 1858,
    or the number of days from November 17, 1858, to a user-supplied
    date.

    Format

      LIB$DAY  number-of-days [,user-time] [,day-time]

  Additional Information (explode) :

• Returns
• Arguments