changes relative to sbcl-1.1.11:
* enhancement: Add sb-bsd-sockets:socket-shutdown, for calling
shutdown(3). (lp#1207483 patch by Jan Moringen)
+ * optimization: EQUAL transform is smarter.
+ (lp#1220084 thanks to Elias Martenson)
* bug fix: probe-file now can access symlinks to pipes and sockets in
/proc/pid/fd on Linux. (reported by Eric Schulte)
* bug fix: SBCL can now be built on Solaris x86-64.