@brief SSH channel environment request from a client.
@param channel the channel
@param env_name name of the environment value to be set
@param env_value value of the environment value to be set
@param userdata Userdata to be passed to the callback function.
@returns 0 if the env request is accepted
@returns 1 if the request is denied
@warning some environment variables can be dangerous if changed (e.g.
LD_PRELOAD) and should not be fulfilled.
@brief SSH channel environment request from a client. @param channel the channel @param env_name name of the environment value to be set @param env_value value of the environment value to be set @param userdata Userdata to be passed to the callback function. @returns 0 if the env request is accepted @returns 1 if the request is denied @warning some environment variables can be dangerous if changed (e.g. LD_PRELOAD) and should not be fulfilled.