diff --git a/lib/check.cpp b/lib/check.cpp
index b13a3ea94e6..74de2d8689f 100644
--- a/lib/check.cpp
+++ b/lib/check.cpp
@@ -42,7 +42,11 @@ void Check::reportError(const ErrorLogger::ErrorMessage &errmsg)
 {
     std::cout << errmsg.toXML(true, 1) << std::endl;
 }
-std::list<Check *> &Check::instances() {
-        static std::list<Check *> *_instances= new std::list<Check *>;
-        return *_instances;
-    }
+
+#ifdef __SVR4
+std::list<Check *> &Check::instances()
+{
+    static std::list<Check *> *_instances= new std::list<Check *>;
+    return *_instances;
+}
+#endif
diff --git a/lib/check.h b/lib/check.h
index acba45f346b..f928e269af8 100644
--- a/lib/check.h
+++ b/lib/check.h
@@ -53,7 +53,14 @@ class CPPCHECKLIB Check {
     }
 
     /** List of registered check classes. This is used by Cppcheck to run checks and generate documentation */
-    static std::list<Check *> &instances(); 
+    #ifdef __SVR4
+    static std::list<Check *> &instances();
+    #else
+    static std::list<Check *> &instances() {
+        static std::list<Check *> _instances;
+        return _instances;
+    }
+    #endif
 
     /** run checks, the token list is not simplified */
     virtual void runChecks(const Tokenizer *, const Settings *, ErrorLogger *) {