Multipalette pictures (described in the PCHG specs) have problems with
a bug in the 2.04 MakeVPort() function. This is a patch. 3.0 works
fine.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  146     271  53.9% -lh5- 387a May 21  1992 makefile
[generic]                  210     228  92.1% -lh5- 332b May 21  1992 MakeVPort_Patch
[generic]                  249     376  66.2% -lh5- cd95 May 21  1992 MakeVPort_Patch.c
[generic]                  120     208  57.7% -lh5- 33df May 21  1992 MakeVPort_Patch_rev.h
[generic]                  333     549  60.7% -lh5- a124 May 21  1992 Patch.a
[generic]                  887    1599  55.5% -lh5- b8ea May 21  1992 MakeVPort_Patch.doc
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         6 files    1945    3231  60.2%            Nov 23  1992