[...] if [[ "mail_3" =~ "mail_3" ]]; then echo TAK; else echo NIE; fi TAK rpm -q bash bash-3.2.15-1 cat /etc/pld-release 2.0 PLD Linux (Ac) if [[ "mail_3" =~ "mail_3" ]]; then echo TAK; else echo NIE; fi NIE rpm -q bash bash-3.2.008-1 cat /etc/pld-release 2.0 PLD Linux (Ac) -- km.