$OpenBSD$
--- Python/import.c.orig	Tue Aug 26 04:54:44 2008
+++ Python/import.c	Tue Aug 26 04:54:46 2008
@@ -2030,6 +2030,7 @@ PyImport_ImportModuleNoBlock(const char *name)
 		PyErr_Clear();
 	}
 
+#ifdef WITH_THREAD
 	/* check the import lock
 	 * me might be -1 but I ignore the error here, the lock function
 	 * takes care of the problem */
@@ -2045,6 +2046,7 @@ PyImport_ImportModuleNoBlock(const char *name)
 			     name);
 		return NULL;
 	}
+#endif
 }
 
 /* Forward declarations for helper routines */