--- test/suites/api/test_dump.c~0	2017-03-02 15:06:51.000000000 +0200
+++ test/suites/api/test_dump.c	2017-09-19 12:33:09.523872300 +0300
@@ -12,6 +12,11 @@
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif
+#ifdef __MINGW32__
+#include <fcntl.h>
+#include <io.h>
+#define pipe(d)   _pipe(d,0,O_BINARY)
+#endif
 #include "util.h"
 
 static int encode_null_callback(const char *buffer, size_t size, void *data)
