[kw|~] file /usr/bin/perl
/usr/bin/perl: Mach-O universal binary with 2 architectures
/usr/bin/perl (for architecture i386):	Mach-O executable i386
/usr/bin/perl (for architecture x86_64):	Mach-O 64-bit executable x86_64

##</code><code>##

[kw|~] lipo -info /System/Library/Perl/Extras/5.12/darwin-thread-multi-2level/auto/MacPerl/MacPerl.bundle
Non-fat file: /System/Library/Perl/Extras/5.12/darwin-thread-multi-2level/auto/MacPerl/MacPerl.bundle is architecture: i386


##</code><code>##

[kw|~] perl -ce 'use Mac::Glue'
Can't load '/System/Library/Perl/Extras/5.12/darwin-thread-multi-2level/auto/MacPerl/MacPerl.bundle' for module MacPerl: dlopen(/System/Library/Perl/Extras/5.12/darwin-thread-multi-2level/auto/MacPerl/MacPerl.bundle, 1): no suitable image found.  Did find:
	/System/Library/Perl/Extras/5.12/darwin-thread-multi-2level/auto/MacPerl/MacPerl.bundle: mach-o, but wrong architecture at /System/Library/Perl/5.12/darwin-thread-multi-2level/DynaLoader.pm line 204.
 at /System/Library/Perl/Extras/5.12/Mac/Glue/Common.pm line 21
Compilation failed in require at /System/Library/Perl/Extras/5.12/Mac/Glue/Common.pm line 21.
BEGIN failed--compilation aborted at /System/Library/Perl/Extras/5.12/Mac/Glue/Common.pm line 21.
Compilation failed in require at /System/Library/Perl/Extras/5.12/Mac/Glue.pm line 7.
BEGIN failed--compilation aborted at /System/Library/Perl/Extras/5.12/Mac/Glue.pm line 7.
Compilation failed in require at -e line 1.
BEGIN failed--compilation aborted at -e line 1.