diff -urN exim-3.951.org/OS/Makefile-Default exim-3.951/OS/Makefile-Default
--- exim-3.951.org/OS/Makefile-Default	Fri Nov 23 16:31:13 2001
+++ exim-3.951/OS/Makefile-Default	Tue Nov 27 16:25:07 2001
@@ -25,7 +25,7 @@
 # found, it uses /usr/ucb/basename. This copes with Solaris 2 and Linux, both
 # of which come in different versions.
 
-BASENAME_COMMAND=/usr/bin/basename
+BASENAME_COMMAND=/bin/basename
 
 
 # If you set STRIP_COMMAND to the path of the "strip" command, it will be run
@@ -38,8 +38,8 @@
 # Some of the following commands live in different places in different OS. We
 # include them all here for generality.
 
-CHOWN_COMMAND=/usr/bin/chown
-CHGRP_COMMAND=/usr/bin/chgrp
+CHOWN_COMMAND=/bin/chown
+CHGRP_COMMAND=/bin/chgrp
 MV_COMMAND=/bin/mv
 RM_COMMAND=/bin/rm
 
@@ -149,7 +149,7 @@
 # parameters for include and library directories that may be needed for IPv6
 # on some systems.
 
-# HAVE_IPV6=YES
+HAVE_IPV6=YES
 # IPV6_INCLUDE=-I /usr/ipv6/include
 # IPV6_LIBS=-L/usr/ipv6/libs -linet6