SVN r354896 breaks build

[Michael Butler]

The no-relax flag can't be used on all architectures ..

Building /usr/obj/usr/src/amd64.amd64/usr.sbin/jail/jail
--- jail ---
ld: error: unknown argument '--no-relax'
cc: error: linker command failed with exit code 1 (use -v to see invocation)
--- all_subdir_usr.sbin/portsnap ---
--- all_subdir_usr.sbin/portsnap/make_index ---
===> usr.sbin/portsnap/make_index (all)
--- all_subdir_usr.sbin/jail ---
*** [jail] Error code 1

	imb