unsetenv()

remove environment variable 

Function


SYNOPSIS

#include <stdlib.h>

void unsetenv(const char *name);


DESCRIPTION

The unsetenv() function removes the environment variable pointed to by name from the environment.


PARAMETERS

name 

Points to the name of the environment variable.


RETURN VALUES

None.


CONFORMANCE

4.4BSD.


MULTITHREAD SAFETY LEVEL

MT-safe.


PORTING ISSUES

None.


AVAILABILITY

PTC MKS Toolkit for Professional Developers
PTC MKS Toolkit for Professional Developers 64-Bit Edition
PTC MKS Toolkit for Enterprise Developers
PTC MKS Toolkit for Enterprise Developers 64-Bit Edition


SEE ALSO

Functions:
getenv(), putenv(), setenv()


PTC MKS Toolkit 10.1 Documentation Build 15.