diff --git a/doc/Changelog b/doc/Changelog
index 1758dd7..191147d 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -75,6 +75,8 @@ sysvinit (2.89dsf) UNRELEASED; urgency=low
     Patch from Matias A. Fonzo and Dragora.
   * Rewrite findtty() in bootlogd.c to not chance working directory, to
     reduce the amount of failure that can happin in that function.
+  * Adapt bootlogd TIOCCONS call to kfreebsd.  Patch from Mats Erik
+    Andersson and Debian.
 
  -- Petter Reinholdtsen <pere@hungry.com>  Sun Apr 11 11:28:55 CEST 2010
 
diff --git a/src/bootlogd.c b/src/bootlogd.c
index 34d05c2..4f820a8 100644
--- a/src/bootlogd.c
+++ b/src/bootlogd.c
@@ -488,6 +488,9 @@ int main(int argc, char **argv)
 	int		realfd;
 	int		n, m, i;
 	int		todo;
+#ifndef __linux__	/* BSD-style ioctl needs an argument. */
+	int		on = 1;
+#endif
 
 	fp = NULL;
 	logfile = LOGFILE;
@@ -560,15 +563,20 @@ int main(int argc, char **argv)
 		return 1;
 	}
 
+#ifdef __linux__
 	(void)ioctl(0, TIOCCONS, NULL);
-#if 1
 	/* Work around bug in 2.1/2.2 kernels. Fixed in 2.2.13 and 2.3.18 */
 	if ((n = open("/dev/tty0", O_RDWR)) >= 0) {
 		(void)ioctl(n, TIOCCONS, NULL);
 		close(n);
 	}
 #endif
-	if (ioctl(pts, TIOCCONS, NULL) < 0) {
+#ifdef __linux__
+	if (ioctl(pts, TIOCCONS, NULL) < 0)
+#else	/* BSD usage of ioctl TIOCCONS. */
+	if (ioctl(pts, TIOCCONS, &on) < 0)
+#endif
+	{
 		fprintf(stderr, "bootlogd: ioctl(%s, TIOCCONS): %s\n",
 			buf, strerror(errno));
 		return 1;