---
name: "openpam_set_option"
section: "3"
platform: "macos"
package: "OpenPAM"
version: "35"
release: "macOS 26.5"
platforms: ["freebsd", "macos"]
url: "https://new.carta.tech/openpam_set_option"
---

# openpam\_set\_option(3)

sets the value of a module option

## NAME

**openpam\_set\_option** – sets the value of a module option

## LIBRARY

library “libpam”

## SYNOPSIS

**#include \<sys/types.h\>**

**#include \<security/pam\_appl.h\>**

**#include \<security/openpam.h\>**

*int*\

**openpam\_set\_option**(*pam\_handle\_t \*pamh*, *const char \*option*, *const char \*value*);

## DESCRIPTION

The **openpam\_set\_option** function sets the specified option in the context of the currently executing service module.

## RETURN VALUES

The **openpam\_set\_option** function returns one of the following values:

- \[PAM\_BUF\_ERR\]

  Memory buffer error.

- \[PAM\_SYSTEM\_ERR\]

  System error.

## SEE ALSO

[openpam\_get\_option(3)](/openpam_get_option/3.md), [pam(3)](/pam/3.md), [pam\_strerror(3)](/pam_strerror/3.md)

## STANDARDS

The **openpam\_set\_option** function is an OpenPAM extension.

## AUTHORS

The **openpam\_set\_option** function and this manual page were developed for the FreeBSD Project by ThinkSec AS and Network Associates Laboratories, the Security Research Division of Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 (“CBOSS”), as part of the DARPA CHATS research program.