| Input Parameters | Significance |
| char flg |
positions flag: 0 = first mask 1 = next mask |
| Output Parameters | Significance |
| no | - |
| Return Code | Significance |
| value | Id of the mask |
| 0 | no further mask exists |
This function allows you to navigate in the mask stack. It cannot be nested. For DataView version 3.0-07 and higher you should only use the parallel function dal_mas_get_nxt_mas instead, which can be nested.