my $WIN = $ENV{WIN} ; # 'wins', 'winscw' (from sdk.pl)
my $ARM = 'thumb';    # 'thumb', 'armv5'
my $S60SDK = $ENV{S60SDK}; # qw(1.2 2.0 2.1 2.6) (from sdk.pl)
    if ($SDK_VARIANT eq 'S60' && $S60SDK =~ /^5\./) {
        $ARM = 'armv5';    # 'thumb', 'armv5' # Configuration for S60 5th Edition SDK v1.0
    }
my $S80SDK = $ENV{S80SDK}; # qw(2.0) (from sdk.pl)
my $S90SDK = $ENV{S90SDK}; # qw(1.1) (from sdk.pl)
my $UIQSDK = $ENV{UIQSDK}; # qw(2.0 2.1) (from sdk.pl)

my $UREL = $ENV{UREL}; # from sdk.pl
$UREL =~ s/-ARM-/$ARM/;
my $UARM = $ENV{UARM}; # from sdk.pl

die "$0: SDK not recognized\n"
  if !defined($SYMBIAN_VERSION) ||
     !defined($SDK_VERSION) ||
     (!defined($S60SDK) && !defined($S80SDK) && !defined($S90SDK) && !defined($UIQSDK));