Printing all environment variables in C / C++

Question

How do I get the list of all environment variables in C and/or C++?

I know that getenv can be used to read an environment variable, but how do I list th

Answer 1

LPTCH WINAPI GetEnvironmentStrings(void);

http://msdn.microsoft.com/en-us/library/ms683187%28VS.85%29.aspx

EDIT: only works on windows.