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7.5.42 SRFI-98 Accessing environment variables.

This is a portable wrapper around Guile’s built-in support for interacting with the current environment, See Runtime Environment.

Scheme Procedure: get-environment-variable name

Returns a string containing the value of the environment variable given by the string name, or #f if the named environment variable is not found. This is equivalent to (getenv name).

Scheme Procedure: get-environment-variables

Returns the names and values of all the environment variables as an association list in which both the keys and the values are strings.