diff -ru bl-1.2.orig/bl.1 bl-1.2/bl.1
--- bl-1.2.orig/bl.1	Sun Feb 18 05:13:05 1996
+++ bl-1.2/bl.1	Tue Dec 18 16:50:01 2001
@@ -21,6 +21,8 @@
 .Pp
 The options are:
 .Bl -tag -width flag
+.It Fl B
+Don't run on the background. Usefull when debugging and profiling.
 .It Fl l
 lights blink from left to right.
 .It Fl r
diff -ru bl-1.2.orig/bl.c bl-1.2/bl.c
--- bl-1.2.orig/bl.c	Sun Feb 18 05:14:15 1996
+++ bl-1.2/bl.c	Tue Dec 18 16:51:40 2001
@@ -115,6 +115,7 @@
 	char tty[10] = "/dev/";	/* device name */
 	extern char *optarg;	/* for getopt() */
         time_t now;	/* current time */
+ 	int background = 1;   /* background or foreground */
 
 	/* check args and print out message if necessary */
 	if(strcmp("-h",argv[argc - 1]) == 0 || strcmp("--help",argv[argc - 1]) == 0
@@ -141,8 +142,11 @@
 	ioctl(ttyfd,KDGETLED,&savedleds);
 
 	/* get options */
-	while((c = getopt(argc,argv,"rlbkcd:NCS")) != -1)
+	while((c = getopt(argc,argv,"Brlbkcd:NCS")) != -1)
 		switch(c) {
+ 		case 'B':
+ 			background = 0;
+ 			break;
 		case 'd':
 			/* set new delay */
 			if(optarg != NULL) delay = atoi(optarg);
@@ -177,6 +181,11 @@
 			break;
 		}
 
+	/* daemonisation - Piotr Roszatycki <dexter@debian.org> */
+	if (background) {
+	    daemon(0,0);
+	}
+
 	/* call blinking functions */
 	switch(dir) {
 		case BL_RIGHT:
@@ -313,6 +322,7 @@
 	printf("This is free software with ABSOLUTELY NO WARRANTY.\n");
 	printf("For details, type '%s -w'.\n",name);
 	printf("Usage: %s [-rlbckwNCS] [-d time] <device>\n",name);
+	printf("-B	don't run on the background");
 	printf("-r	blink right\n");
 	printf("-l	blink left\n");
 	printf("-b	bounce (right, then left)\n");