desktop/ion: Allow VERSION override, i486=>i586.

Signed-off-by: B. Watson <yalhcru@gmail.com>
Signed-off-by: David Spencer <idlemoor@slackbuilds.org>

desktop/ion/ion.SlackBuild

@@ -7,13 +7,13 @@
 # (assumed to be in public domain per our submission policy)
 
 PRGNAM=ion
-VERSION=3_20090110
+VERSION=${VERSION:-3_20090110}
 BUILD=${BUILD:-3}
 TAG=${TAG:-_SBo}
 
 if [ -z "$ARCH" ]; then
   case "$( uname -m )" in
-    i?86) ARCH=i486 ;;
+    i?86) ARCH=i586 ;;
     arm*) ARCH=arm ;;
        *) ARCH=$( uname -m ) ;;
   esac
@@ -26,8 +26,8 @@ OUTPUT=${OUTPUT:-/tmp}
 
 SRC_VERSION=$(echo $VERSION | tr _ -)
 
-if [ "$ARCH" = "i486" ]; then
-  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
+if [ "$ARCH" = "i586" ]; then
+  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
   LIBDIRSUFFIX=""
 elif [ "$ARCH" = "i686" ]; then
   SLKCFLAGS="-O2 -march=i686 -mtune=i686"