pcxtoppm now reads 24bit- and 32bit-PCX.
ppmtopcx writes 24bit-PCX and can use 'packed pixel' format
    for images with <= 16 colors.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                12198   22504  54.2% -lh5- 1b3e Jan 23  1995 bin/pcxtoppm
[generic]                12397   22444  55.2% -lh5- 67b3 Jan 23  1995 bin/ppmtopcx
[generic]                  578    1382  41.8% -lh5- b38d Jan 24  1995 man/pcxtoppm.man
[generic]                  525    1246  42.1% -lh5- 99f9 Jan 24  1995 man/ppmtopcx.man
[generic]                  718    1418  50.6% -lh5- c334 Dec 16  1994 src/pcxtoppm.1
[generic]                 3749   14225  26.4% -lh5- 2aba Dec 12  1994 src/pcxtoppm.c
[generic]                  672    1314  51.1% -lh5- 6290 Dec 16  1994 src/ppmtopcx.1
[generic]                 3364   12470  27.0% -lh5- ae61 Dec 12  1994 src/ppmtopcx.c
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         8 files   34201   77003  44.4%            Feb  2  1995