Issue #1292: On alpha, arm, ppc, and s390 linux systems the
--with-system-ffi configure option defaults to "yes" because the
bundled libffi sources are too old.
diff --git a/configure.in b/configure.in
index eabc69f..5806912 100644
--- a/configure.in
+++ b/configure.in
@@ -1755,7 +1755,10 @@
if test -z "$with_system_ffi" && test "$ac_cv_header_ffi_h" = yes; then
case "$ac_sys_system/`uname -m`" in
+ Linux/alpha*) with_system_ffi="yes"; CONFIG_ARGS="$CONFIG_ARGS --with-system-ffi";;
Linux/arm*) with_system_ffi="yes"; CONFIG_ARGS="$CONFIG_ARGS --with-system-ffi";;
+ Linux/ppc*) with_system_ffi="yes"; CONFIG_ARGS="$CONFIG_ARGS --with-system-ffi";;
+ Linux/s390*) with_system_ffi="yes"; CONFIG_ARGS="$CONFIG_ARGS --with-system-ffi";;
*) with_system_ffi="no"
esac
fi