diff --git a/win32/time.c b/win32/time.c
index f77dfd2ff8f..7edc2a5d3af 100644
--- a/win32/time.c
+++ b/win32/time.c
@@ -22,9 +22,14 @@
 
 /* Include stuff ************************************************************ */
 
+/* this allows the use of the WaitableTimer functions.
+ * For win98 and later */
+#define _WIN32_WINNT 0x400
+
 #include "time.h"
 #include "unistd.h"
 #include "signal.h"
+#include <windows.h>
 #include <winbase.h>
 #include <mmsystem.h>
 #include <errno.h>
@@ -131,7 +136,7 @@ void usleep(unsigned int useconds)
 	HANDLE timer;
 	LARGE_INTEGER due;
 
-	due.QuadPart = -useconds * 1000;
+	due.QuadPart = -1000 * useconds;
 	timer = CreateWaitableTimer(NULL, TRUE, NULL);
 
 	SetWaitableTimer(timer, &due, 0, NULL, NULL, 0);