configure: map x32 to cpu_family x86_64 for meson

The meson.build file defines supported_cpus which does not contain
x32, and x32 is not one of meson's stable built-in values:
https://mesonbuild.com/Reference-tables.html#cpu-families

Signed-off-by: David Michael <fedora.dm0@gmail.com>
Message-Id: <878s3jrzm0.fsf@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/configure b/configure
index 8dcb996..4478f38 100755 (executable)
--- a/configure
+++ b/configure
@@ -6384,7 +6384,7 @@ if test "$skip_meson" = no; then
         i386)
             echo "cpu_family = 'x86'" >> $cross
             ;;
-        x86_64)
+        x86_64|x32)
             echo "cpu_family = 'x86_64'" >> $cross
             ;;
         ppc64le)