Function:     PRNTRNUM

Purpose:      Returns the number of printers available on current host

Category:     PRINTING

File:         printer.c

Author:       K.G. Begeman

Use:          INTEGER PRNTRNUM( )

              PRNTRNUM       Returns:
                             >0: number of printers available.
                             -1: cannot obtain hostname.
                             -2: cannot obtain translation of
                                 printer description file.
                             -3: cannot open printer description file.
                             -4: cannot allocate enough space.
                             -5: printer name exceeds buffer length.
                             -6: printer comment exceeds buffer length.
                             -7: printer command exceeds buffer length.
                             -8: cannot obtain number of columns.
                             -9: cannot obtain number of rows.

Updates:      Aug 18, 1990: KGB, Document created.