--- iconv_builtin	2000/12/01 10:15:21	1.1
+++ iconv_builtin	2000/12/01 10:15:46
@@ -83,7 +83,7 @@
 %builtins = map { $pic = 1 if $_ eq 'PIC'; $_ => $pic } @ARGV;
 
 while (<STDIN>) {
-	unless (/^([^[:space:]#]+)/) {
+	unless (/^([^\s#]+)/) {
 		# line continuation or comment
 		print $_ unless $opt_s || !$opt_n || /^#WARNING/;
 		next;