Para registrar aqui, que nos antigos DOC's NG do Clipper estas duas funções retornavam NIL.
No Harbour retornam .T. ou .F.
2007-05-03 16:10 UTC+0200 Przemyslaw Czerpak (druzus/at/priv.onet.pl)
...
* harbour/source/rdd/dbcmd.c
* removed RDD/WorkArea management code - only independent HB_FUNCs
left. IMHO it will be good to divide this file into few ones.
* changed dbCreate() and dbUseArea() to return logical value
Saudações,
Itamar M. Lins Jr.