code>AC_CONFIG_COMMANDS</code> would be the alternative.  With some
     careful m4 quoting the <code>changequote</code> calls might not be
     needed, which might free up the order in which things had to be output.
<li> Automake: Latest automake has a <code>CCAS</code>, <code>CCASFLAGS</code>
     scheme.  Though we probably wouldn't be using its assembler support we
     could try to use those variables in compatible ways.
<li> <code>GMP_LDFLAGS</code> could probably be done with plain
     <code>LDFLAGS