configure.in: Fix AC_ARG_ENABLE usage.

* configure.in: Fix AC_ARG_ENABLE usage.
* configure: Rebuilt.

From-SVN: r42768

libffi/ChangeLog

+2000-05-31  Jeff Sturm  <jsturm@one-point.com>
+
+	* configure.in: Fix AC_ARG_ENABLE usage.
+	* configure: Rebuilt.
+
 2001-05-06  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>
 
 	* configure.in: Remove warning about beta code.

libffi/configure.in

@@ -95,14 +95,29 @@ AC_SUBST(TARGETDIR)
 
 AC_SUBST(SHELL)
 
-AC_ARG_ENABLE(debug,[  --enable-debug          debugging mode], AC_DEFINE(FFI_DEBUG))
-
-AC_ARG_ENABLE(debug,[  --disable-structs       omit code for struct support], AC_DEFINE(FFI_NO_STRUCTS))
-
-AC_ARG_ENABLE(debug,[  --disable-raw-api       make the raw api unavailable], AC_DEFINE(FFI_NO_RAW_API))
+AC_ARG_ENABLE(debug,
+[  --enable-debug          debugging mode],
+  if test "$enable_debug" = "yes"; then
+    AC_DEFINE(FFI_DEBUG)
+  fi)
+
+AC_ARG_ENABLE(structs,
+[  --disable-structs       omit code for struct support],
+  if test "$enable_structs" = "no"; then
+    AC_DEFINE(FFI_NO_STRUCTS)
+  fi)
+
+AC_ARG_ENABLE(raw-api,
+[  --disable-raw-api       make the raw api unavailable],
+  if test "$enable_raw_api" = "no"; then
+    AC_DEFINE(FFI_NO_RAW_API)
+  fi)
 
 AC_ARG_ENABLE(purify-safety,
-[  --enable-purify-safety  purify-safe mode], AC_DEFINE(USING_PURIFY))
+[  --enable-purify-safety  purify-safe mode],
+  if test "$enable_purify_safety" = "yes"; then
+    AC_DEFINE(USING_PURIFY)
+  fi)
 
 AM_CONDITIONAL(USE_LIBDIR, test -z "$with_cross_host")