diff -rupN --no-dereference jasper-version-2.0.33/src/appl/tmrdemo.c jasper-version-2.0.33-new/src/appl/tmrdemo.c
--- jasper-version-2.0.33/src/appl/tmrdemo.c 2021-08-01 22:50:31.000000000 +0200
+++ jasper-version-2.0.33-new/src/appl/tmrdemo.c 2021-09-01 21:42:55.298370592 +0200
@@ -1,4 +1,5 @@
#include <jasper/jasper.h>
+#include <windows.h>
int main(int argc, char **argv)
{
@@ -43,7 +44,7 @@ int main(int argc, char **argv)
printf("zero time %.3f us\n", t * 1e6);
jas_tmr_start(&tmr);
- sleep(1);
+ Sleep(1);
jas_tmr_stop(&tmr);
t = jas_tmr_get(&tmr);
printf("time delay %.8f s\n", t);