mescc: Have micro-mes use strcmp to print help.
* doc/examples/micro-mes.c (main): Add --help.
* module/language/c99/compiler.mes (info?): New function.
(expr->accu): Handle function call and sub.
(ast->info): Handle if not, and, de-ref, eq, sub, return f ().
* module/mes/libc-i386.mes (i386:accu-zero?, i386:Xmem-byte->accu,
i386:Xmem-byte->base, i386:jump-byte-nz, i386:jump-byte-z,
i386:test-byte-base, i386:Xjump-byte-z, i386:sub-byte-base): New
functions.
* module/mes/libc-i386.scm: Export them.