===================================================================
RCS file: /cvs/mandoc/compat_fts.h,v
retrieving revision 1.3
retrieving revision 1.5
diff -u -p -r1.3 -r1.5
--- mandoc/compat_fts.h	2015/11/07 14:01:16	1.3
+++ mandoc/compat_fts.h	2020/06/14 22:49:36	1.5
@@ -1,4 +1,4 @@
-/*	$OpenBSD: compat_fts.h,v 1.3 2015/11/07 14:01:16 schwarze Exp $	*/
+/*	$OpenBSD: compat_fts.h,v 1.5 2020/06/14 22:49:36 schwarze Exp $	*/
 /*	$NetBSD: fts.h,v 1.7 2012/03/01 16:18:51 hans Exp $	*/
 
 /*
@@ -38,9 +38,13 @@
 typedef struct {
 	struct _ftsent *fts_cur;	/* current node */
 	struct _ftsent *fts_child;	/* linked list of children */
+	struct _ftsent **fts_array;	/* sort array */
 	dev_t fts_dev;			/* starting device # */
 	char *fts_path;			/* path for this descent */
 	size_t fts_pathlen;		/* sizeof(path) */
+	int fts_nitems;			/* elements in the sort array */
+	int (*fts_compar)(const struct _ftsent **, const struct _ftsent **);
+					/* compare function */
 
 #define	FTS_NOCHDIR	0x0004		/* don't change directories */
 #define	FTS_PHYSICAL	0x0010		/* physical walk */
@@ -94,7 +98,8 @@ typedef struct _ftsent {
 
 
 int	 fts_close(FTS *);
-FTS	*fts_open(char * const *, int, void *);
+FTS	*fts_open(char * const *, int,
+	    int (*)(const FTSENT **, const FTSENT **));
 FTSENT	*fts_read(FTS *);
 int	 fts_set(FTS *, FTSENT *, int);