merge 66184 to fix issue3110 to py3k
diff --git a/Misc/NEWS b/Misc/NEWS
index 355633d..e33e6c5 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -71,6 +71,9 @@
 
 - The deprecation warnings for the camelCase threading API names were removed.
 
+- Issue #3110: multiprocessing fails to compiel on solaris 10 due to missing 
+  SEM_VALUE_MAX.
+
 Extension Modules
 -----------------
 
diff --git a/Modules/_multiprocessing/multiprocessing.h b/Modules/_multiprocessing/multiprocessing.h
index 57eb7b4..ec5042c 100644
--- a/Modules/_multiprocessing/multiprocessing.h
+++ b/Modules/_multiprocessing/multiprocessing.h
@@ -37,6 +37,17 @@
 #endif
 
 /*
+ * Issue 3110 - Solaris does not define SEM_VALUE_MAX
+ */
+#ifndef SEM_VALUE_MAX
+#  ifdef _SEM_VALUE_MAX
+#    define SEM_VALUE_MAX _SEM_VALUE_MAX
+#  else
+#    define SEM_VALUE_MAX INT_MAX
+#  endif
+#endif
+
+/*
  * Make sure Py_ssize_t available
  */