misc/106234: confstr(3) man page incorrectly documents return value

[Guy Harris]

>Number:         106234
>Category:       misc
>Synopsis:       confstr(3) man page incorrectly documents return value
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          doc-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sat Dec 02 21:40:09 GMT 2006
>Closed-Date:
>Last-Modified:
>Originator:     Guy Harris
>Release:        7.0-CURRENT
>Organization:
>Environment:
>Description:
The top-of-tree confstr.c correctly (as per http://www.opengroup.org/onlinepubs/009695399/functions/confstr.html) returns 0 for errors.  The man page, however, says it returns -1.
>How-To-Repeat:

>Fix:


Patch attached with submission follows:

*** /tmp/confstr.3.orig	Sat Dec  2 13:33:02 2006
--- /tmp/confstr.3	Sat Dec  2 13:32:07 2006
***************
*** 92,98 ****
  .Sh RETURN VALUES
  If the call to
  .Fn confstr
! is not successful, \-1 is returned and
  .Va errno
  is set appropriately.
  Otherwise, if the variable does not have a configuration defined value,
--- 92,98 ----
  .Sh RETURN VALUES
  If the call to
  .Fn confstr
! is not successful, 0 is returned and
  .Va errno
  is set appropriately.
  Otherwise, if the variable does not have a configuration defined value,

>Release-Note:
>Audit-Trail:
>Unformatted: