serenity/Base/usr/share/man/man3/clearenv.md

Name

clearenv - clear the environment

Synopsis

#include <stdlib.h>

clearenv();

Description

Clears all environment variables and sets the external variable environ to NULL.

Return value

The clearenv() function returns zero.

Examples

#include <stdlib.h>

int main()
{
    clearenv();
    putenv("PATH=/bin");

    return 0;
}