bsd man page for getenv

GETENV(3F)																GETENV(3F)

NAME
       getenv - get value of environment variables

SYNOPSIS
       subroutine getenv (ename, evalue)
       character*(*) ename, evalue

DESCRIPTION
       Getenv  searches the environment list (see environ(7)) for a string of the form ename=value and returns value in evalue if such a string is
       present, otherwise fills evalue with blanks.

FILES
       /usr/lib/libU77.a

SEE ALSO
       environ(7), execve(2)

4.2 Berkeley Distribution					   May 15, 1985 							GETENV(3F)