Index: fsck.8
===================================================================
RCS file: /home/ncvs/src/sbin/fsck/fsck.8,v
retrieving revision 1.37
diff -a -u -r1.37 fsck.8
--- fsck.8	10 Feb 2005 09:19:29 -0000	1.37
+++ fsck.8	24 Oct 2006 12:11:47 -0000
@@ -37,7 +37,7 @@
 .Nd file system consistency check and interactive repair
 .Sh SYNOPSIS
 .Nm
-.Op Fl dfnpvy
+.Op Fl Cdfnpvy
 .Op Fl B | F
 .Op Fl T Ar fstype : Ns Ar fsoptions
 .Op Fl t Ar fstype
@@ -112,6 +112,8 @@
 .Pp
 The options are as follows:
 .Bl -tag -width indent
+.It Fl C
+Skip checking of file systems marked clean (for file systems that support this).
 .It Fl d
 Debugging mode.
 Just print the commands without executing them.
Index: fsck.c
===================================================================
RCS file: /home/ncvs/src/sbin/fsck/fsck.c,v
retrieving revision 1.18
diff -a -u -r1.18 fsck.c
--- fsck.c	10 Feb 2005 09:19:29 -0000	1.18
+++ fsck.c	24 Oct 2006 12:11:47 -0000
@@ -103,7 +103,7 @@
 	TAILQ_INIT(&selhead);
 	TAILQ_INIT(&opthead);
 
-	while ((i = getopt(argc, argv, "BdvpfFnyl:t:T:")) != -1)
+	while ((i = getopt(argc, argv, "BCdvpfFnyl:t:T:")) != -1)
 		switch (i) {
 		case 'B':
 			if (flags & CHECK_BACKGRD)
@@ -128,6 +128,7 @@
 		case 'p':
 			flags |= CHECK_PREEN;
 			/*FALLTHROUGH*/
+		case 'C':
 		case 'n':
 		case 'y':
 			globopt[1] = i;
@@ -566,7 +567,7 @@
 usage(void)
 {
 	static const char common[] =
-	    "[-dfnpvy] [-B | -F] [-T fstype:fsoptions] [-t fstype]";
+	    "[-Cdfnpvy] [-B | -F] [-T fstype:fsoptions] [-t fstype]";
 
 	(void)fprintf(stderr, "usage: %s %s [special | node] ...\n",
 	    getprogname(), common);