Updating Linux Environment Variables in C - setenv & putenv

0:07 - Review of Linux environment variables
0:46 - Getting the value of an environment variable
1:08 - Changing the value of an environment variable using setenv
3:04 - Adding a new environment variable using putenv
4:10 - Updating one of our new environment variables
4:43 - Conclusion

[udayprasad]

How to retain the environment variable excution from C code?
for example I want to set the PATH through C code so that my code with be encrypted.

[nirav]

hi how can we set integrer value using setenv ?