int lfc_getgrpbygid (gid_t gid, char *groupname)
DESCRIPTIONlfc_getgrpbygid gets the group name associated with a given virtual gid.
- specifies the Virtual Group Id.
- points at a buffer to receive the associated group name. The buffer must be at least 256 characters long.
RETURN VALUEThis routine returns 0 if the operation was successful or -1 if the operation failed. In the latter case, serrno is set appropriately.
- groupname is a NULL pointer.
- This gid does not exist in the internal mapping table.
- Host unknown.
- Service unknown.
- Communication error.
Name server is not running or is being shutdown.