--- src/bin/date/date.1~	Sat May  9 01:45:50 1998
+++ src/bin/date/date.1	Mon May 11 22:39:18 1998
@@ -242,7 +242,7 @@
 sets the time to
 .Li "2:32 PM" ,
 without modifying the date.
-.Sh ENVIRONMENT VARIABLES
+.Sh ENVIRONMENT
 The execution of
 .Nm
 is affected by the following environment variables:
--- src/bin/df/df.1~	Thu Sep 18 00:45:12 1997
+++ src/bin/df/df.1	Mon May 11 22:40:57 1998
@@ -102,7 +102,7 @@
 sysctl vfs
 .Ed
 .El
-.Sh ENVIRONMENT VARIABLES
+.Sh ENVIRONMENT
 .Bl -tag -width BLOCKSIZE
 .It Ev BLOCKSIZE
 If the environment variable
--- src/bin/ls/ls.1~	Wed Apr 29 17:37:49 1998
+++ src/bin/ls/ls.1	Mon May 11 22:41:42 1998
@@ -345,7 +345,7 @@
 The
 .Nm ls
 utility exits 0 on success, and >0 if an error occurs.
-.Sh ENVIRONMENT VARIABLES
+.Sh ENVIRONMENT
 The following environment variables affect the execution of
 .Nm ls :
 .Bl -tag -width BLOCKSIZE
--- src/usr.bin/apply/apply.1~	Mon Apr 13 06:20:07 1998
+++ src/usr.bin/apply/apply.1	Mon May 11 22:42:42 1998
@@ -89,7 +89,7 @@
 .Fl a
 option.
 .El
-.Sh ENVIRONMENT VARIABLES
+.Sh ENVIRONMENT
 The following environment variable affects the execution of
 .Nm apply :
 .Bl -tag -width SHELL
--- src/usr.bin/du/du.1~	Thu Jan 15 22:25:59 1998
+++ src/usr.bin/du/du.1	Mon May 11 22:43:32 1998
@@ -107,7 +107,7 @@
 time per
 .Nm du
 execution.
-.Sh ENVIRONMENT VARIABLES
+.Sh ENVIRONMENT
 .Bl -tag -width BLOCKSIZE
 .It Ev BLOCKSIZE
 If the environment variable
--- src/usr.sbin/pppctl/pppctl.8~	Thu Jan 15 22:26:45 1998
+++ src/usr.sbin/pppctl/pppctl.8	Mon May 11 22:44:47 1998
@@ -158,7 +158,7 @@
 exec pppctl /var/run/internet "$@"
 .Ed
 .Pp
-.Sh ENVIRONMENT VARIABLES
+.Sh ENVIRONMENT
 The following environment variables are understood by
 .Nm
 when in interactive mode:
--- src/usr.sbin/quot/quot.8~	Mon Oct 13 23:49:36 1997
+++ src/usr.sbin/quot/quot.8	Mon May 11 22:45:41 1998
@@ -77,7 +77,7 @@
 In addition to the default output, display the number of files
 not accessed within 30, 60 and 90 days.
 .El
-.Sh ENVIRONMENT VARIABLES
+.Sh ENVIRONMENT
 .Bl -tag -width BLOCKSIZE
 .It Ev BLOCKSIZE
 If the environment variable
--- src/contrib/awk/doc/awk.1~	Tue Oct 14 11:17:11 1997
+++ src/contrib/awk/doc/awk.1	Mon May 11 22:48:18 1998
@@ -2481,7 +2481,7 @@
 will support this usage if
 .B \-\^\-traditional
 has been specified.
-.SH ENVIRONMENT VARIABLES
+.SH ENVIRONMENT
 If
 .B POSIXLY_CORRECT
 exists in the environment, then
--- src/contrib/bc/doc/bc.1~	Wed Apr 29 14:52:59 1998
+++ src/contrib/bc/doc/bc.1	Mon May 11 22:49:30 1998
@@ -743,7 +743,7 @@
 .IP "variable names"
 The current limit on the number of unique names is 32767 for each of
 simple variables, arrays and functions.
-.SH ENVIRONMENT VARIABLES
+.SH ENVIRONMENT
 The following environment variables are processed by \fBbc\fR:
 .IP "POSIXLY_CORRECT"
 This is the same as the \fB-s\fR option.
--- src/contrib/cvs/man/cvs.1~	Fri Jan 30 21:41:38 1998
+++ src/contrib/cvs/man/cvs.1	Mon May 11 22:51:20 1998
@@ -2048,7 +2048,7 @@
 .TP
 #cvs.wfl.\fIpid\fP
 A write lock.
-.SH "ENVIRONMENT VARIABLES"
+.SH "ENVIRONMENT"
 .TP
 .SM CVSROOT
 Should contain the full pathname to the root of the