040000 tree 886ea532531efdc141441a8f2a0891fa5bcc5e92	1 configure file
040000 tree e44cc66d11b012665db13492461cd9a53986db12	2 asm language
040000 tree a5248ab5e3dd30f4aeb7000ba9a72faea5dedbed	3 nasm only
040000 tree 57767c4e5ed76e244c17843a2b68fb984c13e60c	4 through configure