--- orig/xwave/src/button.c	Tue Nov 19 13:27:11 1996
+++ src/button.c	Sat Sep 13 04:19:49 1997
@@ -521,7 +521,7 @@
     now_clock=clock();
     sample_time=(float)md->wd->tlength/(float)md->wd->freq;
 
-#if defined(linux) || defined (FreeBSD) || defined(sun)
+#if defined(linux) || defined (FreeBSD) || defined(sun)  || defined(__NetBSD__)
     gone_time=(float)(now_clock-start_clock)/(float)CLOCKS_PER_SEC;
 #elif defined(sgi)
     gone_time=(float)(now_clock-start_clock)/(float)750000;