#command
my $system_output = system("$OPENSSL smime -decrypt -in $mailfile -recip $RECIP_CERT -inkey $RECIP_KEY -passin pass:$RECIP_PASSWORD  > ${mailfile}.txt");
&DebugIncoming("SYSTEM OUTPUT : $system_output");
&DebugIncoming("FILE SIZE :". -s ${mailfile}.txt); ##it returning empty file.