/* Like `getgroups', but for user USERNAME instead of for the current
process. Store at most MAXCOUNT group IDs in the GROUPLIST array.
If GID is not -1, store it first (if possible). GID should be the
/* Like `getgroups', but for user USERNAME instead of for the current
process. Store at most MAXCOUNT group IDs in the GROUPLIST array.
If GID is not -1, store it first (if possible). GID should be the