Chunk 1:	Change gzcat command
Chunk 2-4:	Do not use /usr/local/etc/
		Originally authored by Ingo Schwarze <schwarze@openbsd.org>
diff -ura igor-1.595.orig/igor igor-1.595.new/igor
--- igor-1.595.orig/igor	2016-09-10 04:14:06.000000000 +1000
+++ igor-1.595.new/igor	2019-01-02 00:10:42.894811744 +1100
@@ -40,7 +40,7 @@
 use POSIX qw/strftime/;
 
 my $file  = "/usr/bin/file";
-my $gzcat = "/usr/bin/gzcat";
+my $gzcat = "/usr/bin/zcat";
 my $bzcat = "/usr/bin/bzcat";
 my $man   = "/usr/bin/man";
 
@@ -1017,8 +1017,8 @@
 	my @spellfiles;
 	# IGORSPELLFILES environment variable is a whitespace-separated list of files
 	push (@spellfiles, split /\s/, $ENV{'IGORSPELLFILES'}) if defined($ENV{'IGORSPELLFILES'});
-	# all files found in /usr/local/etc/igor/spelling
-	push (@spellfiles, split /\s/, `ls /usr/local/etc/igor/spelling/*`) if -d '/usr/local/etc/igor/spelling';
+	# all files found in /etc/igor/spelling
+	push (@spellfiles, split /\s/, `ls /etc/igor/spelling/*`) if -d '/etc/igor/spelling';
 	for my $spellfile (@spellfiles) {
 		readspelling($spellfile);
 	}
diff -ura igor-1.595.orig/igor.1 igor-1.595.new/igor.1
--- igor-1.595.orig/igor.1	2016-09-10 04:14:06.000000000 +1000
+++ igor-1.595.new/igor.1	2019-01-02 00:10:51.108263129 +1100
@@ -154,7 +154,7 @@
 Additional files of misspelled words may be added with the
 .Ev IGORSPELLFILES
 environment variable, or placed in the
-.Pa /usr/local/etc/igor/spelling
+.Pa /etc/igor/spelling
 directory.
 The first word on each line, including apostrophes, will be included in the
 list of known misspellings to be checked.
@@ -271,8 +271,8 @@
 words.
 .El
 .Sh FILES
-.Bl -tag -width /usr/local/etc/igor/spelling/
-.It Pa /usr/local/etc/igor/spelling/
+.Bl -tag -width /etc/igor/spelling/
+.It Pa /etc/igor/spelling/
 Directory for additional misspelled word files.
 .El
 .Sh EXAMPLES