.TH GETENV 3 "19 January 1983" .SH NAME getenv \- value for environment name .SH SYNOPSIS .nf .B char *getenv(name) .B char *name; .fi .SH DESCRIPTION .I Getenv .a searches the environment list (see .IR environ (7)) for a string of the form .IB name = value and returns a pointer to the string .I value if such a string is present, otherwise .I getenv returns the value 0 (NULL). .SH SEE ALSO environ(7), execve(2)