- This is the preferred way because it lets local changes interact
- cleanly with CVS changes to the main, global source tree.
+ Native threads. Enabled by default on x86[-64] Linux only, also
+ available on x86[-64] Max OS X, x86[-64] FreeBSD, x86 Solaris,
+ and PPC Linux.
+
+ NOTE: --fancy enables threads on all platforms where they can be
+ built, even if they aren't 100% stable on that platform.
+
+ :SB-CORE-COMPRESSION (--with-sb-core-compression)
+
+ Adds zlib as a build-dependency, and makes SBCL able to save
+ compressed cores. Not enabled by default.
+
+ :SB-XREF-FOR-INTERNALS (--with-sb-xref-for-internals)
+
+ XREF data for SBCL internals. Not enabled by default, increases
+ core size by 5-6mb.
+
+ :SB-UNICODE (--without-sb-unicode)
+
+ Unicode support. Enabled by default. Disabling this feature
+ limits characters to the 8-bit ISO-8859-1 set.