---
name: "cgiwrap_iterenv"
section: "3"
platform: "linux"
package: "clearsilver-dev"
version: "0.10.5-6+b1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/cgiwrap_iterenv"
---

# cgiwrap\_iterenv(3)

iterater for env vars

## NAME

cgiwrap\_iterenv  - iterater for env vars

## SYNOPSIS

```
#include <cgi/cgiwrap.h>
```

```
NEOERR *cgiwrap_iterenv (int n, char **k, char **v);
```

## ARGUMENTS

n - variable to return.  This should start at 0 and increment\
 until you receive a NULL return value.

## DESCRIPTION

cgiwrap\_iterenv allows a program to iterate over all the environment variables.  This is probably mostly used by the default debug output.

## RETURN VALUE

k - a malloc'd copy of the variable name\
 v - a malloc'd copy of the variable value

## SEE ALSO

[**cgiwrap\_iterenv**(3)](/cgiwrap_iterenv/3.md), [**cgiwrap\_putenv**(3)](/cgiwrap_putenv/3.md), [**cgiwrap\_init\_emu**(3)](/cgiwrap_init_emu/3.md), [**cgiwrap\_writef**(3)](/cgiwrap_writef/3.md), [**cgiwrap\_init\_std**(3)](/cgiwrap_init_std/3.md), [**cgiwrap\_writevf**(3)](/cgiwrap_writevf/3.md), [**cgiwrap\_read**(3)](/cgiwrap_read/3.md), [**cgiwrap\_write**(3)](/cgiwrap_write/3.md), **cgiwrap\_getenv**