3.94 getenv

Function

Return a value from the environment.

Header

stdlib.h

Declaration

char* __fastcall__ getenv (const char* name);

Description

The function searches the environment for an entry that matches name and returns its value. The environment consists of a list of strings in the form name=value. If there is no match, getenv returns NULL.

Limits

• What exactly is stored in the environment depends on the machine the program is running on.
• The function is only available as fastcall function, so it may only be used in presence of a prototype.

Availability

ISO 9899

Example

None.