Sync program's usage() with manpage's SYNOPSIS.

libexec/pppoed/pppoed.c

@@ -73,7 +73,7 @@ static int
 usage(const char *prog)
 {
   fprintf(stderr, "usage: %s [-Fd] [-P pidfile] [-a name] [-e exec | -l label]"
-          " [-p provider] interface\n", prog);
+          " [-n ngdebug] [-p provider] interface\n", prog);
   return EX_USAGE;
 }
 

libexec/revnetgroup/revnetgroup.8

@@ -38,10 +38,7 @@
 .Nd "generate reverse netgroup data"
 .Sh SYNOPSIS
 .Nm
-.Fl u
-.Op Fl f Ar netgroup_file
-.Nm
-.Fl h
+.Fl u | h
 .Op Fl f Ar netgroup_file
 .Sh DESCRIPTION
 The

libexec/revnetgroup/revnetgroup.c

@@ -63,7 +63,7 @@ struct member_entry *mtable[TABLESIZE];
 static void
 usage(void)
 {
-	fprintf (stderr,"usage: revnetgroup -u|-h [-f netgroup file]\n");
+	fprintf (stderr,"usage: revnetgroup -u | -h [-f netgroup_file]\n");
 	exit(1);
 }
 

libexec/rshd/rshd.8

@@ -40,7 +40,7 @@
 .Nd remote shell server
 .Sh SYNOPSIS
 .Nm
-.Op Fl \&?DLaln
+.Op Fl aDLln
 .Sh DESCRIPTION
 The
 .Nm
@@ -147,8 +147,8 @@ by
 .Pp
 The options are as follows:
 .Bl -tag -width indent
-.It Fl \&?
-Display the usage message, and exit.
+.It Fl a
+This flag is ignored, and is present for compatability purposes.
 .It Fl D
 Sets the TCP_NODELAY socket option, which improves the performance
 of small back-to-back writes at the expense of additional network
@@ -159,8 +159,6 @@ Causes all successful accesses to be logged to
 as
 .Li auth.info
 messages.
-.It Fl a
-This flag is ignored, and is present for compatability purposes.
 .It Fl l
 Do not use the user's
 .Pa .rhosts

libexec/rshd/rshd.c

@@ -120,7 +120,7 @@ void	 usage(void);
 char	 slash[] = "/";
 char	 bshell[] = _PATH_BSHELL;
 
-#define	OPTIONS	"alnDL"
+#define	OPTIONS	"aDLln"
 
 int
 main(int argc, char *argv[])