My MacOS X

Run the following command in Terminal to see exactly how many of OS X’s extensions are 64-bit and how many are still 32-bit and shows ppc kexts as well. file /System/Library/Extensions/*.kext/Contents/MacOS/* | perl -nle 'print $1 if /\((.*)\)/' | sort | uniq -c Above  command will take a few seconds to run. Comparison between 10.5.8 and 10.6.0. 10.5.8 109 for architecture i386 106 for architecture ppc 3 for architecture ppc7400 10.6.0 135 for architecture i386 38 for architecture ppc 127 for architecture x86_64 You can also look at “Extensions” in the “Software” ...(continue read)
tags: 10.6, 64-bit, kernel