longer includes machine/elf.h.
* consumers of elf.h now use the minimalist elf header possible.
This change is motivated by Binutils 2.11.0 and too much clashing over
our base elf headers and the Binutils elf headers.
Bring the style of sods.c into better conformance. Add code to
print the contents of each datum being relocated. Correct the logic
that distinguishes between programs, shared libraries, and object
files. Make the entire program "-Wall" clean.
This will make a number of things easier in the future, as well as (finally!)
avoiding the Id-smashing problem which has plagued developers for so long.
Boy, I'm glad we're not using sup anymore. This update would have been
insane otherwise.
