libraries/libkqueue: Change i486 to i586

libraries/libkqueue/libkqueue.SlackBuild

@@ -34,7 +34,7 @@ PKGTYPE=${PKGTYPE:-tgz}
 
 if [ -z "$ARCH" ]; then
   case "$(uname -m)" in
-    i?86) export ARCH=i486 ;;
+    i?86) export ARCH=i586 ;;
     arm*) export ARCH=arm ;;
        *) export ARCH=$(uname -m) ;;
   esac
@@ -53,7 +53,7 @@ PKG=$TMP/package-$PRGNAM
 OUTPUT=${OUTPUT:-/tmp}
 
 # Try to be gentle to the compiler, no optimizations:
-if [ "$ARCH" = "i486" ]; then
+if [ "$ARCH" = "i586" ]; then
   SLKCFLAGS="-O"
   LIBDIRSUFFIX=""
 elif [ "$ARCH" = "s390" ]; then