diff --git a/configure b/configure
index d3d4cd5c9560d4b3b410c26c8dcb4ecb4c43d64b..2a6ae4009637ec210c6116738345d4c8667e7f91 100755
--- a/configure
+++ b/configure
@@ -1877,17 +1877,14 @@ ln -s $source_path/Makefile.target $target_dir/Makefile
 
 
 echo "# Automatically generated by configure - do not modify" > $config_mak
-echo "/* Automatically generated by configure - do not modify */" > $config_h
-
 
 echo "include ../config-host.mak" >> $config_mak
-echo "#include \"../config-host.h\"" >> $config_h
 
 bflt="no"
 elfload32="no"
 target_nptl="no"
 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_arch2/g"`
-echo "#define CONFIG_QEMU_PREFIX \"$interp_prefix1\"" >> $config_h
+echo "CONFIG_QEMU_PREFIX=\"$interp_prefix1\"" >> $config_mak
 gdb_xml_files=""
 
 TARGET_ARCH="$target_arch2"
@@ -1928,20 +1925,20 @@ case "$target_arch2" in
   ;;
   mips|mipsel)
     TARGET_ARCH=mips
-    echo "#define TARGET_ABI_MIPSO32 1" >> $config_h
+    echo "TARGET_ABI_MIPSO32=y" >> $config_mak
     target_nptl="yes"
     target_phys_bits=64
   ;;
   mipsn32|mipsn32el)
     TARGET_ARCH=mipsn32
     TARGET_BASE_ARCH=mips
-    echo "#define TARGET_ABI_MIPSN32 1" >> $config_h
+    echo "TARGET_ABI_MIPSN32=y" >> $config_mak
     target_phys_bits=64
   ;;
   mips64|mips64el)
     TARGET_ARCH=mips64
     TARGET_BASE_ARCH=mips
-    echo "#define TARGET_ABI_MIPSN64 1" >> $config_h
+    echo "TARGET_ABI_MIPSN64=y" >> $config_mak
     target_phys_bits=64
   ;;
   ppc)
@@ -1964,7 +1961,7 @@ case "$target_arch2" in
     TARGET_ARCH=ppc64
     TARGET_BASE_ARCH=ppc
     TARGET_ABI_DIR=ppc
-    echo "#define TARGET_ABI32 1" >> $config_h
+    echo "TARGET_ABI32=y" >> $config_mak
     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
     target_phys_bits=64
   ;;
@@ -1986,7 +1983,7 @@ case "$target_arch2" in
     TARGET_ARCH=sparc64
     TARGET_BASE_ARCH=sparc
     TARGET_ABI_DIR=sparc
-    echo "#define TARGET_ABI32 1" >> $config_h
+    echo "TARGET_ABI32=y" >> $config_mak
     target_phys_bits=64
   ;;
   *)
@@ -1996,14 +1993,9 @@ case "$target_arch2" in
 esac
 echo "TARGET_ARCH=$TARGET_ARCH" >> $config_mak
 echo "TARGET_ARCH2=$target_arch2" >> $config_mak
-echo "#define TARGET_ARCH \"$TARGET_ARCH\"" >> $config_h
-target_arch_name=`echo $TARGET_ARCH | tr '[:lower:]' '[:upper:]'`
-echo "#define TARGET_$target_arch_name 1" >> $config_h
+# TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
 if [ "$TARGET_BASE_ARCH" = "" ]; then
   TARGET_BASE_ARCH=$TARGET_ARCH
-else
-  target_base_arch_name=`echo $TARGET_BASE_ARCH | tr '[:lower:]' '[:upper:]'`
-  echo "#define TARGET_$target_base_arch_name 1" >> $config_h
 fi
 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_mak
 if [ "$TARGET_ABI_DIR" = "" ]; then
@@ -2017,12 +2009,10 @@ case "$target_arch2" in
   i386|x86_64)
     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
       echo "CONFIG_XEN=y" >> $config_mak
-      echo "#define CONFIG_XEN 1" >> $config_h
     fi
     if test $kqemu = "yes" -a "$target_softmmu" = "yes"
     then
       echo "CONFIG_KQEMU=y" >> $config_mak
-      echo "#define CONFIG_KQEMU 1" >> $config_h
     fi
 esac
 case "$target_arch2" in
@@ -2035,31 +2025,25 @@ case "$target_arch2" in
       \( "$target_arch2" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
       echo "CONFIG_KVM=y" >> $config_mak
       echo "KVM_CFLAGS=$kvm_cflags" >> $config_mak
-      echo "#define CONFIG_KVM 1" >> $config_h
     fi
 esac
 echo "HWLIB=../libhw$target_phys_bits/libqemuhw$target_phys_bits.a" >> $config_mak
-echo "#define TARGET_PHYS_ADDR_BITS $target_phys_bits" >> $config_h
+echo "TARGET_PHYS_ADDR_BITS=$target_phys_bits" >> $config_mak
 echo "subdir-$target: subdir-libhw$target_phys_bits" >> $config_host_mak
 if test "$target_bigendian" = "yes" ; then
-  echo "TARGET_WORDS_BIGENDIAN=yes" >> $config_mak
-  echo "#define TARGET_WORDS_BIGENDIAN 1" >> $config_h
+  echo "TARGET_WORDS_BIGENDIAN=y" >> $config_mak
 fi
 if test "$target_softmmu" = "yes" ; then
   echo "CONFIG_SOFTMMU=y" >> $config_mak
-  echo "#define CONFIG_SOFTMMU 1" >> $config_h
 fi
 if test "$target_user_only" = "yes" ; then
   echo "CONFIG_USER_ONLY=y" >> $config_mak
-  echo "#define CONFIG_USER_ONLY 1" >> $config_h
 fi
 if test "$target_linux_user" = "yes" ; then
   echo "CONFIG_LINUX_USER=y" >> $config_mak
-  echo "#define CONFIG_LINUX_USER 1" >> $config_h
 fi
 if test "$target_darwin_user" = "yes" ; then
   echo "CONFIG_DARWIN_USER=y" >> $config_mak
-  echo "#define CONFIG_DARWIN_USER 1" >> $config_h
 fi
 list=""
 if test ! -z "$gdb_xml_files" ; then
@@ -2072,28 +2056,26 @@ echo "TARGET_XML_FILES=$list" >> $config_mak
 case "$target_arch2" in
   arm|armeb|m68k|microblaze|mips|mipsel|mipsn32|mipsn32el|mips64|mips64el|ppc|ppc64|ppc64abi32|ppcemb|sparc|sparc64|sparc32plus)
     echo "CONFIG_SOFTFLOAT=y" >> $config_mak
-    echo "#define CONFIG_SOFTFLOAT 1" >> $config_h
     ;;
 esac
 
 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
   echo "TARGET_HAS_BFLT=y" >> $config_mak
-  echo "#define TARGET_HAS_BFLT 1" >> $config_h
 fi
 if test "$target_user_only" = "yes" \
         -a "$nptl" = "yes" -a "$target_nptl" = "yes"; then
-  echo "#define USE_NPTL 1" >> $config_h
+  echo "USE_NPTL=y" >> $config_mak
 fi
 # 32 bit ELF loader in addition to native 64 bit loader?
 if test "$target_user_only" = "yes" -a "$elfload32" = "yes"; then
   echo "TARGET_HAS_ELFLOAD32=y" >> $config_mak
-  echo "#define TARGET_HAS_ELFLOAD32 1" >> $config_h
 fi
 if test "$target_bsd_user" = "yes" ; then
   echo "CONFIG_BSD_USER=y" >> $config_mak
-  echo "#define CONFIG_BSD_USER 1" >> $config_h
 fi
 
+$source_path/create_config < $config_mak > $config_h
+
 test -f ${config_h}~ && cmp -s $config_h ${config_h}~ && mv ${config_h}~ $config_h
 
 done # for target in $targets
diff --git a/create_config b/create_config
new file mode 100755
index 0000000000000000000000000000000000000000..cac0edbbb21f7089cfe004331a9e41cea8d67a6b
--- /dev/null
+++ b/create_config
@@ -0,0 +1,55 @@
+#!/bin/sh
+
+echo "/* Automatically generated by configure - do not modify */"
+echo "#include \"../config-host.h\""
+
+while read line; do
+
+case $line in
+ CONFIG_*=y) # configuration
+    name=${line%=*}
+    echo "#define $name 1"
+    ;;
+ CONFIG_*=*) # configuration
+    name=${line%=*}
+    value=${line#*=}
+    echo "#define $name $value"
+    ;;
+ TARGET_ARCH=*) # configuration
+    target_arch=${line#*=}
+    arch_name=`echo $target_arch | tr '[:lower:]' '[:upper:]'`
+    echo "#define TARGET_ARCH \"$target_arch\""
+    echo "#define TARGET_$arch_name 1"
+    ;;
+ TARGET_BASE_ARCH=*) # configuration
+    target_base_arch=${line#*=}
+    if [ "$target_base_arch" != "$target_arch" ]; then
+      base_arch_name=`echo $target_base_arch | tr '[:lower:]' '[:upper:]'`
+      echo "#define TARGET_$base_arch_name 1"
+    fi
+    ;;
+ TARGET_XML_FILES=*)
+    # do nothing
+    ;;
+ TARGET_ABI_DIR=*)
+    # do nothing
+    ;;
+ TARGET_ARCH2=*)
+    # do nothing
+    ;;
+ TARGET_*=y) # configuration
+    name=${line%=*}
+    echo "#define $name 1"
+    ;;
+ TARGET_*=*) # configuration
+    name=${line%=*}
+    value=${line#*=}
+    echo "#define $name $value"
+    ;;
+ USE_NPTL=y) # configuration
+    name=${line%=*}
+    echo "#define $name 1"
+    ;;
+esac
+
+done # read