Add some things to precompiled header
diff --git a/src/win32/precompiled.h b/src/win32/precompiled.h
index 5de7e6f..cbfe988 100644
--- a/src/win32/precompiled.h
+++ b/src/win32/precompiled.h
@@ -1,4 +1,5 @@
#include "git2.h"
+#include "common.h"
#include <assert.h>
#include <errno.h>
@@ -6,6 +7,8 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
+#include <fcntl.h>
+#include <time.h>
#include <sys/types.h>
#include <sys/stat.h>