diff --git a/include/libzpool.h b/include/libzpool.h
index 3fd6c694d..95991e681 100644
--- a/include/libzpool.h
+++ b/include/libzpool.h
@@ -35,6 +35,8 @@
 extern "C" {
 #endif
 
+extern char *vn_dumpdir;
+
 _LIBZPOOL_H void kernel_init(int mode);
 _LIBZPOOL_H void kernel_fini(void);
 
diff --git a/include/sys/zfs_context.h b/include/sys/zfs_context.h
index d1cf0bde0..741e3bd3c 100644
--- a/include/sys/zfs_context.h
+++ b/include/sys/zfs_context.h
@@ -187,8 +187,6 @@ extern "C" {
 typedef off_t loff_t;
 #endif
 
-extern char *vn_dumpdir;
-
 /*
  * Random stuff
  */
diff --git a/lib/libspl/cred.c b/lib/libspl/cred.c
index 48527b199..130323ea9 100644
--- a/lib/libspl/cred.c
+++ b/lib/libspl/cred.c
@@ -62,4 +62,3 @@ crgetgroups(cred_t *cr)
 	(void) cr;
 	return (NULL);
 }
-