# we invert top of stack at a .else
# we pop at a .endif
# we deselect any other line if $conditions[0] is 0
-# I'm being very lazy - push a 1 at start, then dont need to check for
+# I'm being very lazy - push a 1 at start, then don't need to check for
# an empty @conditions [assume nesting in descrip.mms is correct]
# 2.1 26-Feb-1995 Charles Bailey bailey@newman.upenn.edu
# - handle MMS macros generated by MakeMaker
# [lazy - saves having to check for empty array - just test [0]==1]
@conditions = (1);
-open(INFIL,$infile) || die "Can't open $infile: $!\n";
-open(OUTFIL,">$outfile") || die "Can't open $outfile: $!\n";
+open(INFIL,'<',$infile) || die "Can't open $infile: $!\n";
+open(OUTFIL,'>',$outfile) || die "Can't open $outfile: $!\n";
print OUTFIL "#> This file produced from $infile by $0\n";
print OUTFIL "#> Lines beginning with \"#>\" were commented out during the\n";