unsetenv() remove environment variable	Function
	SYNOPSIS DESCRIPTION PARAMETERS RETURN VALUES CONFORMANCE MULTITHREAD SAFETY LEVEL PORTING ISSUES AVAILABILITY SEE ALSO

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SYNOPSIS

#include <stdlib.h>

void unsetenv(const char *name);

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DESCRIPTION

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

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PARAMETERS

name 

Points to the name of the environment variable.

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RETURN VALUES

None.

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CONFORMANCE

4.4BSD.

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MULTITHREAD SAFETY LEVEL

MT-safe.

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PORTING ISSUES

None.

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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

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SEE ALSO

Functions:

getenv(), putenv(), setenv()

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PTC MKS Toolkit 10.4 Documentation Build 39.