--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/components/guile/patches/fix-solaris-stackbase-detection.patch	Tue May 03 10:44:51 2016 -0700
@@ -0,0 +1,28 @@
+Problems with building guile version 1.8.8 on Solaris SPARC:
+
+.../components/guile/guile-1.8.8/libguile/gc_os_dep.c:720:37: error: 'USERLIMIT' undeclared (first use in this function)
+ #       define STACKBOTTOM ((ptr_t) USRSTACK)
+...
+
+See guile-devel email thread at:
+
+  https://lists.gnu.org/archive/html/guile-devel/2011-04/msg00236.html
+
+for more details.
+
+Upstream already know about this.
+
+--- guile-1.8.8/libguile/gc_os_dep.c.orig	Mon Dec 13 19:25:01 2010
++++ guile-1.8.8/libguile/gc_os_dep.c	Fri Apr 15 14:03:13 2011
+@@ -714,11 +714,8 @@
+ /*      # define STACKBOTTOM ((ptr_t)(_start)) worked through 2.7,      */
+ /*      but reportedly breaks under 2.8.  It appears that the stack     */
+ /*      base is a property of the executable, so this should not break  */
+ /*      old executables.                                                */
+-/*      HEURISTIC2 probably works, but this appears to be preferable.   */
+-#       include <sys/vm.h>
+-#       define STACKBOTTOM ((ptr_t) USRSTACK)
+ #	ifndef USE_MMAP
+ #	    define USE_MMAP
+ #	endif
+ #       ifdef USE_MMAP