#if defined(HB_ATOMIC_INT_NIL)
-#ifdef _MSC_VER
-#pragma message("Could not find any system to define atomic_int macros, library may NOT be thread-safe")
-#else
-#warning "Could not find any system to define atomic_int macros, library may NOT be thread-safe"
-#endif
+#error "Could not find any system to define atomic_int macros, library WILL NOT be thread-safe"
+#error "Check hb-atomic-private.hh for possible resolutions."
#endif
#if defined(HB_MUTEX_IMPL_NIL)
-#ifdef _MSC_VER
-#pragma message("Could not find any system to define mutex macros, library may NOT be thread-safe")
-#else
-#warning "Could not find any system to define mutex macros, library may NOT be thread-safe"
-#endif
-#endif
-
-#if defined(HB_ATOMIC_INT_NIL) || defined(HB_MUTEX_IMPL_NIL)
-#ifdef _MSC_VER
-#pragma message("To suppress these warnings, define HB_NO_MT")
-#else
-#warning "To suppress these warnings, define HB_NO_MT"
+#error "Could not find any system to define mutex macros, library WILL NOT be thread-safe"
+#error "Check hb-mutex-private.hh for possible resolutions."
#endif
-#endif
-
-