posix_initgroups Calculate the group access list &reftitle.description; boolposix_initgroups stringname intbase_group_id Calculates the group access list for the user specified in name. &reftitle.parameters; name The user to calculate the list for. base_group_id Typically the group number from the password file. &reftitle.returnvalues; &return.success; &reftitle.seealso; The Unix manual page for initgroups(3).