Index: head/lib/libcapsicum/capsicum_helpers.h
===================================================================
--- head/lib/libcapsicum/capsicum_helpers.h
+++ head/lib/libcapsicum/capsicum_helpers.h
@@ -41,6 +41,7 @@
 #define	CAPH_IGNORE_EBADF	0x0001
 #define	CAPH_READ		0x0002
 #define	CAPH_WRITE		0x0004
+#define	CAPH_LOOKUP		0x0008
 
 static __inline int
 caph_limit_stream(int fd, int flags)
@@ -54,6 +55,8 @@
 		cap_rights_set(&rights, CAP_READ);
 	if ((flags & CAPH_WRITE) != 0)
 		cap_rights_set(&rights, CAP_WRITE);
+	if ((flags & CAPH_LOOKUP) != 0)
+		cap_rights_set(&rights, CAP_LOOKUP);
 
 	if (cap_rights_limit(fd, &rights) < 0 && errno != ENOSYS) {
 		if (errno == EBADF && (flags & CAPH_IGNORE_EBADF) != 0)