Win32: Fixed warnings about deprecated string functions

doomsday/plugins/dehread/src/dehmain.c

@@ -40,17 +40,19 @@
 
 // HEADER FILES ------------------------------------------------------------
 
-#ifdef WIN32
-#  define WIN32_LEAN_AND_MEAN
-#  include <windows.h>
-#endif
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <stddef.h>
 #include <ctype.h>
 
+#ifdef WIN32
+#  define WIN32_LEAN_AND_MEAN
+#  include <windows.h>
+#  define stricmp _stricmp
+#  define strnicmp _strnicmp
+#endif
+
 // This plugin accesses the internal definition arrays. This dependency
 // should be removed entirely, either by making the plugin modify the
 // definitions via an API or by integrating the plugin into the engine.