Add time.CLOCK_HIGHRES constant, needed on Solaris
diff --git a/Modules/timemodule.c b/Modules/timemodule.c
index f44e0c4..0fe1b17 100644
--- a/Modules/timemodule.c
+++ b/Modules/timemodule.c
@@ -962,6 +962,9 @@
 #ifdef CLOCK_MONOTONIC_RAW
     PyModule_AddIntMacro(m, CLOCK_MONOTONIC_RAW);
 #endif
+#ifdef CLOCK_HIGHRES
+    PyModule_AddIntMacro(m, CLOCK_HIGHRES);
+#endif
 #ifdef CLOCK_PROCESS_CPUTIME_ID
     PyModule_AddIntMacro(m, CLOCK_PROCESS_CPUTIME_ID);
 #endif