makes it easier to put the generic allocation code into infiniband.c

the number of separate allocations that need to be done).

using entirely our own code.

Started reworking MLX_EXTRACT(), MLX_POPULATE() etc. to automatically
determine type information.

fixed; still using a quick hack-up just to be able to pass through
data.

to construct DHCP packets suitable for Infiniband.

implement the -e option.

(Thanks to Jim McQuillan for this suggestion.)

(Problem observed by Clay McClure in VMware Fusion.)

order in which they occur.

Conflicts:

	src/include/compiler.h
	src/include/readline/readline.h

created by strings branch merge. resolved.

require that we use drive 0x80, so it should probably be the default.