yann@1393: diff -durN gcc-4.4.0.orig/boehm-gc/include/gc.h gcc-4.4.0/boehm-gc/include/gc.h
yann@1393: --- gcc-4.4.0.orig/boehm-gc/include/gc.h	2007-04-23 23:10:09.000000000 +0200
yann@1393: +++ gcc-4.4.0/boehm-gc/include/gc.h	2009-05-27 21:38:55.000000000 +0200
yann@1393: @@ -503,7 +503,7 @@
yann@1393:  #if defined(__linux__) || defined(__GLIBC__)
yann@1393:  # include <features.h>
yann@1393:  # if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1 || __GLIBC__ > 2) \
yann@1393: -     && !defined(__ia64__)
yann@1393: +     && !defined(__ia64__) && !defined(__UCLIBC__)
yann@1393:  #   ifndef GC_HAVE_BUILTIN_BACKTRACE
yann@1393:  #     define GC_HAVE_BUILTIN_BACKTRACE
yann@1393:  #   endif