1 files changed, 5 insertions, 6 deletions
diff --git a/opentrack/timer.hpp b/opentrack/timer.hpp
index 628365c9..eb956213 100644
--- a/opentrack/timer.hpp
+++ b/opentrack/timer.hpp
@@ -2,6 +2,9 @@
 #include <ctime>
 #if defined (_WIN32)
 #   include <windows.h>
+#	ifndef CLOCK_MONOTONIC
+#   	define CLOCK_MONOTONIC -1
+#	endif
 static inline void opentrack_clock_gettime(int, struct timespec* ts)
 {
     static LARGE_INTEGER freq;
@@ -50,12 +53,8 @@ public:
     Timer() {
         start();
     }
-    long start() {
-        struct timespec cur;
-        (void) clock_gettime(CLOCK_MONOTONIC, &cur);
-        long ret = conv(cur);
-        state = cur;
-        return ret;
+    void start() {
+        (void) clock_gettime(CLOCK_MONOTONIC, &state);
     }
     long elapsed() {
         struct timespec cur;