Index: head/lib/libc/sys/getdirentries.2
===================================================================
--- head/lib/libc/sys/getdirentries.2
+++ head/lib/libc/sys/getdirentries.2
@@ -125,7 +125,10 @@
 A value of zero is returned when
 the end of the directory has been reached.
 .Pp
-The
+If the
+.Fa basep
+pointer value is non-NULL ,
+the
 .Fn getdirentries
 system call writes the position of the block read into the location pointed to by
 .Fa basep .
@@ -158,7 +161,7 @@
 .It Bq Er EFAULT
 Either
 .Fa buf
-or
+or non-NULL
 .Fa basep
 point outside the allocated address space.
 .It Bq Er EINVAL