Make previous check in compile correctly on linux.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@22568 e7fa87d3-cd2b-0410-9028-fcbf551c1848

StandAlone/StandAlone.cpp

@@ -149,7 +149,11 @@ bool ProcessArguments(int argc, char* argv[])
 }
 
 // Thread entry point
-unsigned int __stdcall CompileShaders(void*)
+unsigned int
+#ifdef _WIN32
+    __stdcall
+#endif
+    CompileShaders(void*)
 {
     ShHandle compiler;