[CM] s7: Snd in CM, CM in Snd anyway - getting patterns.scm going

[anders.vinjar at bek.no]

    a> aiming at a patterns.scm which to include with snd only.

Here's a first attempt, which works already, but only if i start snd
from its source-directory, then load this file:

-------------- next part --------------
A non-text attachment was scrubbed...
Name: CM_patterns.scm
Type: application/*
Size: 43876 bytes
Desc: not available
Url : http://ccrma-mail.stanford.edu/mailman/private/cmdist/attachments/20150611/2d3a7d17/attachment-0001.bin 
-------------- next part --------------

It's got a '(require r7rs.scm)' up at the top, but this breaks any
installed snd:

Something to do with further deps?  ie. stuff.scm:

  ;bytevector?: unbound variable
  ;  /usr/lib64/snd/scheme/stuff.scm[551]
  ;    "stuff.scm", line 548
  ;
  ; (list integer? rational? real? complex? n...
  ; (load "/site/cm-sys/snd-15...

How to 'require the things in r7rs in an installed snd?

-anders