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--- src/common.h.orig Sat Apr 23 13:40:10 2005
+++ src/common.h Tue Jun 14 08:27:11 2005
@@ -38,17 +38,44 @@
#endif
/* threads model */
+#if defined(FORCE_THREADING_MODEL)
+
+#undef USE_UCONTEXT
+#undef USE_PTHREAD
+#undef USE_FORK
+
+#ifdef FORCE_UCONTEXT
+#define USE_UCONTEXT
+#else
+#ifdef FORCE_PTHREAD
+#define USE_PTHREAD
+#else
+#define USE_FORK
+#endif /* FORCE_PTHREAD */
+#endif /* FORCE_UCONTEXT */
+
+#else /* FORCE_THREADING_MODEL */
+
#if HAVE_UCONTEXT_H && HAVE_GETCONTEXT && HAVE_POLL
#define USE_UCONTEXT
-#include <ucontext.h>
#elif HAVE_PTHREAD_H && HAVE_LIBPTHREAD
#define USE_PTHREAD
+#else
+#define USE_FORK
+#endif
+
+#endif /* FORCE_THREADING_MODEL */
+
+#ifdef USE_UCONTEXT
+#include <sys/types.h>
+#include <ucontext.h>
+#endif
+
+#ifdef USE_PTHREAD
#include <pthread.h>
#define THREADS
#define _REENTRANT
#define _THREAD_SAFE
-#else
-#define USE_FORK
#endif
/* TCP wrapper */
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