===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/less/filename.c,v
retrieving revision 1.20
retrieving revision 1.21
diff -u -r1.20 -r1.21
--- src/usr.bin/less/filename.c	2015/11/09 16:39:13	1.20
+++ src/usr.bin/less/filename.c	2015/11/09 16:42:35	1.21
@@ -341,7 +341,7 @@
 
 	if (!seekable(f))
 		return (0);
-	if (lseek(f, (off_t)0, SEEK_SET) == BAD_LSEEK)
+	if (lseek(f, (off_t)0, SEEK_SET) == (off_t)-1)
 		return (0);
 	n = read(f, data, sizeof (data));
 	pend = &data[n];
@@ -370,7 +370,7 @@
 	off_t spos;
 
 	spos = lseek(f, (off_t)0, SEEK_END);
-	if (spos == BAD_LSEEK)
+	if (spos == (off_t)-1)
 		return (-1);
 	return (spos);
 }