MFC r272053:
Have distrib-dirs, distribution, hier, hierarchy, redistribute, and reinstall
depend on the .MAKE special target
This will allow users to do something like the following to print out the
results of the running the simulated make target with bmake, like some of the
other top-level make targets in Makefile.inc1:
% make -f Makefile.inc1 -n distribution TARGET=i386 TARGET_ARCH=i386
Sponsored by: EMC / Isilon Storage Division
git-svn-id: svn://svn.freebsd.org/base/stable/10@273504
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