The conditional jump can only be performed to targets up to 1MB in
either direction and does not work too well when linker places cerror
further that that from the caller. In that case linker will complain
about relocation overflows.
Reviewed by: emaste, andrew
Differential Revision: https://reviews.freebsd.org/D10305
dependent functions have been implemented, but this is enough for world.
Differential Revision: https://reviews.freebsd.org/D2132
Reviewed by: emaste
Sponsored by: The FreeBSD Foundation