diff --git a/sysutils/lsof/files/patch-dlsof.h b/sysutils/lsof/files/patch-dlsof.h
deleted file mode 100644
index a4beb2bcc246..000000000000
--- a/sysutils/lsof/files/patch-dlsof.h
+++ /dev/null
@@ -1,12 +0,0 @@
---- dialects/freebsd/dlsof.h.orig	Mon Oct  3 06:22:52 2005
-+++ dialects/freebsd/dlsof.h	Sun Oct 16 00:18:58 2005
-@@ -306,6 +306,9 @@ struct vop_advlock_args { int dummy; };	
- #include <fs/devfs/devfs_int.h>
- #   endif	/* defined(SI_PRIV) */
- 
-+#if	FREEBSDV>=6000
-+#include <sys/sx.h>       
-+#endif	/* FREEBSDV>=6000 */
- #include <fs/devfs/devfs.h>
- #undef	_KERNEL
- #  endif	/* FREEBSDV>=5000 */