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Diffstat (limited to 'cutl/details/boost/config/platform/hpux.hpp')
-rw-r--r--cutl/details/boost/config/platform/hpux.hpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/cutl/details/boost/config/platform/hpux.hpp b/cutl/details/boost/config/platform/hpux.hpp
index c35faff..84fdfa2 100644
--- a/cutl/details/boost/config/platform/hpux.hpp
+++ b/cutl/details/boost/config/platform/hpux.hpp
@@ -31,7 +31,9 @@
#if defined(__GNUC__)
# if (__GNUC__ < 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ < 3))
// GNU C on HP-UX does not support threads (checked up to gcc 3.3)
-# define BOOST_DISABLE_THREADS
+# ifndef BOOST_DISABLE_THREADS
+# define BOOST_DISABLE_THREADS
+# endif
# elif !defined(BOOST_DISABLE_THREADS)
// threads supported from gcc-3.3 onwards:
# define BOOST_HAS_THREADS