#
# This little program will change your tabs to 4 spaces.  To run it:
# $ perl fixtabs.pl < <INFILE> > <OUTFILE>
# and the fixed file will be <OUTFILE>.  Try not to use the same file name for both <INFILE> and <OUTFILE>
#

while (<STDIN>) {
   s/\t/    /gi;
   print $_;
}