getenv(3C)

getenv - return value for environment name

As shipped in IRIX 6.5.7. Unchanged since IRIX 6.5.

NAME
     getenv - return value for environment name

SYNOPSIS
     #include <stdlib.h>

     char *getenv (const char *name);

DESCRIPTION
     getenv searches the environment list [see environ(5)] for a string of the
     form name=value and, if the string is present, returns a pointer to the
     value in the current environment.  Otherwise, it returns a null pointer.

SEE ALSO
     exec(2), putenv(3C), environ(5).