--- dynload_win.c	2016-01-27 10:53:11.000000000 +0300
+++ dynload_win.c.2.7.mingw	2016-03-24 01:41:30.000000000 +0300
@@ -28,6 +28,7 @@
 /* Case insensitive string compare, to avoid any dependencies on particular
    C RTL implementations */
 
+#ifndef __MINGW32__
 static int strcasecmp (char *string1, char *string2)
 {
     int first, second;
@@ -41,6 +42,7 @@
 
     return (first - second);
 }
+#endif
 
 
 /* Function to return the name of the "python" DLL that the supplied module