64-bit fix for old Zoo code
64-bit fix for old Zoo code

siranwu/theunarchiver,gwerz/theunarchiver,ethus3h/theunarchiver,amolofos/theunarchiver,cyranodb/theunarchiver,venj/theunarchiver,Matiaz/theunarchiver,Bulat-Ziganshin/theunarchiver,amolofos/theunarchiver,jsdf/theunarchiver,jianlinwei/theunarchiver,gco/theunarchiver,gwerz/theunarchiver,jsdf/theunarchiver,dsp2003/theunarchiver,cyranodb/theunarchiver,pombreda/theunarchiver,pombreda/theunarchiver-migrated,nagyist/theunarchiver,cyranodb/theunarchiver,jsdf/theunarchiver,Matiaz/theunarchiver,venj/theunarchiver,3van/theunarchiver,witwall/theunarchiver,gco/theunarchiver,sereko/theunarchiver,jianlinwei/theunarchiver,aleksejrs/theunarchiver,jianlinwei/theunarchiver,letup/theunarchiver,zammitjames/theunarchiver,markcox/theunarchiver,3van/theunarchiver,Bulat-Ziganshin/theunarchiver,markcox/theunarchiver,pombreda/theunarchiver,siranwu/theunarchiver,dsp2003/theunarchiver,witwall/theunarchiver,venj/theunarchiver,Jarvik7/theunarchiver,ethus3h/theunarchiver,galaxy001/theunarchiver,zammitjames/theunarchiver,galaxy001/theunarchiver,aleksejrs/theunarchiver,pombreda/theunarchiver-migrated,galaxy001/theunarchiver,dsp2003/theunarchiver,letup/theunarchiver,ethus3h/theunarchiver,Jarvik7/theunarchiver,siranwu/theunarchiver,nagyist/theunarchiver,markcox/theunarchiver,nagyist/theunarchiver,gwerz/theunarchiver,aleksejrs/theunarchiver,sereko/theunarchiver,letup/theunarchiver,pombreda/theunarchiver,Bulat-Ziganshin/theunarchiver,amolofos/theunarchiver,zammitjames/theunarchiver,Matiaz/theunarchiver,witwall/theunarchiver,gco/theunarchiver,sereko/theunarchiver,Jarvik7/theunarchiver,pombreda/theunarchiver-migrated,3van/theunarchiver