saveargs: Implement as libsaveargs

@@ -971,5 +971,13 @@
 #
 # ipmi is at present only useful on i386, but for historical reasons is
 # delivered on SPARC and used by the build.
 #
 usr/include/sys/ipmi.h  sparc
+
+#
+# libsaveargs is private
+#
+usr/include/saveargs.h                  i386
+usr/lib/amd64/libsaveargs.so            i386
+usr/lib/amd64/libstandsaveargs.so       i386
+usr/lib/amd64/llib-lsaveargs.ln         i386