#!/usr/bin/perl -w use strict; undef $/; if(@ARGV == 0) { print "Usage: $0 [ ...]\n"; exit 1; } my $arg; foreach $arg (@ARGV) { open IN, "<$arg" or die $!; my $in = ; close IN or die $!; if($in =~ s{/usr/lib/dyld}{/usr/lib/dyle}) { open OUT, ">$arg" or die $!; print OUT $in; close OUT or die $!; } else { print STDERR "ERROR: $arg\n"; exit 1; } }