ham/qradiopredict: Support alternate tarball name, fix PKGTYPE.

Signed-off-by: David Spencer <idlemoor@slackbuilds.org>

ham/qradiopredict/qradiopredict.SlackBuild

@@ -57,7 +57,7 @@ rm -rf $PKG
 mkdir -p $TMP $PKG $OUTPUT
 cd $TMP
 rm -rf $PRGNAM-$VERSION
-tar -xvf $CWD/$VERSION.tar.gz
+tar -xvf $CWD/$VERSION.tar.gz || tar -xvf $CWD/$PRGNAM-$VERSION.tar.gz
 cd $PRGNAM-$VERSION
 chown -R root:root .
 find -L . \
@@ -108,4 +108,4 @@ cat $CWD/slack-desc > $PKG/install/slack-desc
 cat $CWD/doinst.sh > $PKG/install/doinst.sh
 
 cd $PKG
-/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG${PKGTYPE:-.tgz}
+/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}