diff -urN libggi-2.0b3.org/programs/check/speed.c libggi-2.0b3/programs/check/speed.c
--- libggi-2.0b3.org/programs/check/speed.c	Sat Feb 24 10:53:19 2001
+++ libggi-2.0b3/programs/check/speed.c	Sat Feb 24 10:53:35 2001
@@ -19,6 +19,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
+#include <time.h>
 #include <sys/times.h>
 
 #include <ggi/ggi.h>