--- icedtea6-1.8/acinclude.m4.orig	2010-04-10 21:58:40.000000000 +0200
+++ icedtea6-1.8/acinclude.m4	2010-04-15 19:34:17.000000000 +0200
@@ -8,6 +8,14 @@
       CROSS_TARGET_ARCH=x86_64
       ARCHFLAG="-m64"
       ;;
+    i486)
+      BUILD_ARCH_DIR=i586
+      INSTALL_ARCH_DIR=i386
+      JRE_ARCH_DIR=i386
+      ARCH_PREFIX=${LINUX32}
+      CROSS_TARGET_ARCH=i386
+      ARCHFLAG="-m32 -march=i486"
+      ;;
     i?86)
       BUILD_ARCH_DIR=i586
       INSTALL_ARCH_DIR=i386
@@ -746,7 +754,7 @@
       use_zero=yes;
     else
       case "${host}" in
-        i?86-*-*) ;;
+        i[[567]]86-*-*) ;;
         sparc*-*-*) ;;
         x86_64-*-*) ;;
         *)