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Neither integer nor floating point numbers can represent every possible number since they use a finite number of bits to represent the number.
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OPENPAM_FREE_ENVLIST(3) 				   BSD Library Functions Manual 				   OPENPAM_FREE_ENVLIST(3)

openpam_free_envlist -- free an environment list LIBRARY
Pluggable Authentication Module Library (libpam, -lpam) SYNOPSIS
#include <sys/types.h> #include <security/pam_appl.h> #include <security/openpam.h> void openpam_free_envlist(char **envlist); DESCRIPTION
The openpam_free_envlist() function is a convenience function which frees all the environment variables in an environment list, and the list itself. It is suitable for freeing the return value from pam_getenvlist(3). SEE ALSO
pam(3), pam_getenvlist(3) STANDARDS
The openpam_free_envlist() function is an OpenPAM extension. AUTHORS
The openpam_free_envlist() function and this manual page were developed by Dag-Erling Smorgrav <>. BSD
September 12, 2014 BSD

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