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GETENV(3) Library Functions Manual GETENV(3) NAME getenv - value for environment name SYNOPSIS char *getenv(name) char *name; DESCRIPTION Getenv searches the environment list (see environ(5)) for a string of the form name=value and returns value if such a string is present, oth‐ erwise 0 (NULL). SEE ALSO environ(5), exec(2) GETENV(3)