Makefile, add Makefile.inc needed for libc build; add
#include "namespace.h"/#include "un-namespace.h" pairs around the
includes of sys/acl.h and sys/capability.h, and an additional underscore
in front of the functions that will be overridden in libc_r.
Approved by: rwatson
Obtained from: TrustedBSD Project
soon to be committed syscall stubs. These calls will be used to get
and set capability state associated with executables.
Obtained from: TrustedBSD Project