* harbour/contrib/rddads/adsfunc.c
! fixed possibly unclosed AdsCloseSQLStatement()
* harbour/contrib/rddads/ads1.c
* minor cleanup and protection against possible strange results
caused by indexes without tags
* harbour/source/rtl/hbinet.c
! added protection against using wrong handles
! fixed possible resource leak (unclosed handle) when open handle is
passed to HB_INETCONNECT[IP]()
* harbour/source/rtl/filesys.c
* cleaned warnings