TODO.variables

These are some rough notes associated with Makefile.common.  These notes should
go away after syn68k is fully transitioned to using the GNU build system

NOTE: Need to know the difference between the cross-compiler and the
      local compiler

AR
AS
RANLIB

CC		should probably be CC_FOR_BUILD
CFLAGS		should probably be CFLAGS_FOR_BUILD

CLEANUP	i486-cleanup.pl, if we're x86 and we don't have no-native set
OPTIMIZE i486-optimize.pl, if we're x86 and we don't have no-native set

HOSTCPU	UNUSED

INCLUDE_DIR
LDFLAGS
LIBDIR
LIBS

LIB_CC		should probably be CC
LIB_CFLAGS	should probably be LIB_CFLAGS

NO_NATIVE
OFILE_DIR

SYN68K_CFLAGS
SYN68K_TARGET

host-native
var_host
var_host_os