3 files changed, 5 insertions, 1 deletions

diff --git a/lib/libufs/inode.c b/lib/libufs/inode.c
index 770f2177fd2e..e823cdb22eda 100644
--- a/lib/libufs/inode.c
+++ b/lib/libufs/inode.c
@@ -90,6 +90,6 @@ gotit:	switch (disk->d_ufs) {
 	default:
 		break;
 	}
-	DEBUG(NULL);
+	DEBUG("unknown UFS filesystem");
 	return -1;
 }
diff --git a/lib/libufs/sblock.c b/lib/libufs/sblock.c
index 278c8ef1a916..aaac7b4832bb 100644
--- a/lib/libufs/sblock.c
+++ b/lib/libufs/sblock.c
@@ -96,6 +96,8 @@ sbwrite(struct uufsd *disk, int all)
 	struct fs *fs;
 	int i, rofd;
 
+	DEBUG(NULL);
+
 	fs = &disk->d_fs;
 
 	rofd = disk->d_fd;
diff --git a/lib/libufs/type.c b/lib/libufs/type.c
index cdedf3cfce7c..220d34b8d222 100644
--- a/lib/libufs/type.c
+++ b/lib/libufs/type.c
@@ -94,6 +94,8 @@ ufs_disk_fillout(struct uufsd *disk, const char *name)
 {
 	int fd;
 
+	DEBUG(NULL);
+
 	fd = open(name, O_RDONLY);
 	if (fd == -1) {
 		DEBUG("open");