no libc, start on socket x11

Common/time.h

@@ -0,0 +1,14 @@
+#ifndef COM_TIMER_H
+#define COM_TIMER_H
+
+#include "def.h"
+#include <stdint.h>
+
+/* Global monotonic counter, meaning it always increases. Not applicable for
+ * getting "real" time, which the game shouldn't be aware of anyways. */
+uint64_t com_timer_count_ns(void);
+
+/* Output elapsed time against previous com_timer_count_ns() result. */
+void com_timer_profile(uint64_t starttime, const char *what);
+
+#endif