1 files changed, 3 insertions, 0 deletions
diff --git a/misc.c b/misc.c
index df434a12..dccf5f37 100644
--- a/misc.c
+++ b/misc.c
@@ -875,6 +875,9 @@ GC_API void GC_CALL GC_init(void)
         /* else */ InitializeCriticalSection (&GC_allocate_ml);
      }
 #   endif /* GC_WIN32_THREADS */
+#   if (defined(GC_PTHREADS) && !defined(GC_WIN32_THREADS))
+     GC_setup_mark_lock();
+#   endif /* GC_PTHREADS */
 #   if (defined(MSWIN32) || defined(MSWINCE)) && defined(THREADS)
       InitializeCriticalSection(&GC_write_cs);
 #   endif