Two new printer drivers.  One outputs to a screen, the other outputs to
IFF pictures.  Requires 2.0.

Bug fix.  Now works under 3.0.  Screen_Printer is smaller, too.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                 3324    5856  56.8% -lh5- 6063 Nov 11  1993 devs/printers/IFF_Printer
[generic]                 2019    3544  57.0% -lh5- b72c Nov 11  1993 devs/printers/Screen_Printer
[generic]                   75      87  86.2% -lh5- 4c03 Jun 27  1993 iff_printer_source/SCOPTIONS
[generic]                  364     823  44.2% -lh5- 5500 Jun 27  1993 iff_printer_source/smakefile
[generic]                 2267    6548  34.6% -lh5- 8809 Jun 27  1993 iff_printer_source/task.c
[generic]                  160     305  52.5% -lh5- 92f2 Jun 27  1993 iff_printer_source/task.h
[generic]                 1598    7028  22.7% -lh5- aaee Nov 11  1993 iff_printer_source/transfer.asm
[generic]                  446     957  46.6% -lh5- 60d0 Jun 27  1993 iff_printer_source/dospecial.c
[generic]                   63     151  41.7% -lh5- 664b Nov 11  1993 iff_printer_source/iff_rev.i
[generic]                  725    3710  19.5% -lh5- f5ca Jun 27  1993 iff_printer_source/init.asm
[generic]                  251    1138  22.1% -lh5- 1265 Jun 27  1993 iff_printer_source/macros.i
[generic]                  565    2177  26.0% -lh5- 5d3e Jun 27  1993 iff_printer_source/printertag.asm
[generic]                 1301    4881  26.7% -lh5- 3a44 Jun 27  1993 iff_printer_source/render.c
[generic]                 1094    5321  20.6% -lh5- e691 Jun 27  1993 iff_printer_source/data.c
[generic]                  503    1272  39.5% -lh5- d748 Jun 27  1993 iff_printer_source/density.c
[generic]                   78      90  86.7% -lh5- c3a4 Jun 27  1993 screen_printer_source/SCOPTIONS
[generic]                   66     152  43.4% -lh5- 1bb1 Nov 11  1993 screen_printer_source/scrn_rev.i
[generic]                  331     734  45.1% -lh5- 3f7c Nov 11  1993 screen_printer_source/smakefile
[generic]                 1601    7031  22.8% -lh5- b68c Nov 11  1993 screen_printer_source/transfer.asm
[generic]                  504    1275  39.5% -lh5- a1d6 Jun 27  1993 screen_printer_source/density.c
[generic]                  449     962  46.7% -lh5- 1123 Jun 27  1993 screen_printer_source/dospecial.c
[generic]                  671    3587  18.7% -lh5- 3576 Jun 27  1993 screen_printer_source/init.asm
[generic]                  216    1048  20.6% -lh5- a2d0 Jun 27  1993 screen_printer_source/macros.i
[generic]                  566    2181  26.0% -lh5- 8a20 Jun 27  1993 screen_printer_source/printertag.asm
[generic]                 1715    6055  28.3% -lh5- 748c Jun 27  1993 screen_printer_source/render.c
[generic]                 1097    5324  20.6% -lh5- d196 Jun 27  1993 screen_printer_source/data.c
[generic]                  963    1934  49.8% -lh5- a7f8 Nov 12  1993 VirtualPrinters.doc
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total        27 files   23012   74171  31.0%            Nov 12  1993