Index: src/tests/concurrent/examples/datingService.c
===================================================================
--- src/tests/concurrent/examples/datingService.c	(revision 94ddedef7d98692818b37f356a5085b68c4e662f)
+++ src/tests/concurrent/examples/datingService.c	(revision bbf3fdad94d81a92cc995074c21218db29cd0fbe)
@@ -8,6 +8,6 @@
 // Created On       : Mon Oct 30 12:56:20 2017
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Tue Jan  2 12:19:01 2018
-// Update Count     : 22
+// Last Modified On : Wed Mar 14 22:48:40 2018
+// Update Count     : 23
 //
 
@@ -88,6 +88,6 @@
 int main() {
 	DatingService TheExchange;
-	Girl *girls[NoOfPairs];
-	Boy  *boys[NoOfPairs];
+	Girl * girls[NoOfPairs];
+	Boy  * boys[NoOfPairs];
 
 	srandom( /*getpid()*/ 103 );
Index: src/tests/concurrent/preempt.c
===================================================================
--- src/tests/concurrent/preempt.c	(revision 94ddedef7d98692818b37f356a5085b68c4e662f)
+++ src/tests/concurrent/preempt.c	(revision bbf3fdad94d81a92cc995074c21218db29cd0fbe)
@@ -3,8 +3,8 @@
 
 #ifndef PREEMPTION_RATE
-#define PREEMPTION_RATE 10_000ul
+#define PREEMPTION_RATE 10`ms
 #endif
 
-unsigned int default_preemption() {
+Duration default_preemption() {
 	return PREEMPTION_RATE;
 }
Index: src/tests/concurrent/signal/barge.c
===================================================================
--- src/tests/concurrent/signal/barge.c	(revision 94ddedef7d98692818b37f356a5085b68c4e662f)
+++ src/tests/concurrent/signal/barge.c	(revision bbf3fdad94d81a92cc995074c21218db29cd0fbe)
@@ -16,8 +16,8 @@
 
 #ifndef PREEMPTION_RATE
-#define PREEMPTION_RATE 10_000ul
+#define PREEMPTION_RATE 10`ms
 #endif
 
-unsigned int default_preemption() {
+Duration default_preemption() {
 	return 0;
 }
Index: src/tests/concurrent/signal/block.c
===================================================================
--- src/tests/concurrent/signal/block.c	(revision 94ddedef7d98692818b37f356a5085b68c4e662f)
+++ src/tests/concurrent/signal/block.c	(revision bbf3fdad94d81a92cc995074c21218db29cd0fbe)
@@ -22,8 +22,8 @@
 
 #ifndef PREEMPTION_RATE
-#define PREEMPTION_RATE 10_000ul
+#define PREEMPTION_RATE 10`ms
 #endif
 
-unsigned int default_preemption() {
+Duration default_preemption() {
 	return PREEMPTION_RATE;
 }
Index: src/tests/concurrent/signal/disjoint.c
===================================================================
--- src/tests/concurrent/signal/disjoint.c	(revision 94ddedef7d98692818b37f356a5085b68c4e662f)
+++ src/tests/concurrent/signal/disjoint.c	(revision bbf3fdad94d81a92cc995074c21218db29cd0fbe)
@@ -13,8 +13,8 @@
 
 #ifndef PREEMPTION_RATE
-#define PREEMPTION_RATE 10_000ul
+#define PREEMPTION_RATE 10`ms
 #endif
 
-unsigned int default_preemption() {
+Duration default_preemption() {
 	return PREEMPTION_RATE;
 }
Index: src/tests/concurrent/signal/wait.c
===================================================================
--- src/tests/concurrent/signal/wait.c	(revision 94ddedef7d98692818b37f356a5085b68c4e662f)
+++ src/tests/concurrent/signal/wait.c	(revision bbf3fdad94d81a92cc995074c21218db29cd0fbe)
@@ -20,8 +20,8 @@
 
 #ifndef PREEMPTION_RATE
-#define PREEMPTION_RATE 10_000ul
+#define PREEMPTION_RATE 10`ms
 #endif
 
-unsigned int default_preemption() {
+Duration default_preemption() {
 	return PREEMPTION_RATE;
 }
Index: src/tests/concurrent/waitfor/simple.c
===================================================================
--- src/tests/concurrent/waitfor/simple.c	(revision 94ddedef7d98692818b37f356a5085b68c4e662f)
+++ src/tests/concurrent/waitfor/simple.c	(revision bbf3fdad94d81a92cc995074c21218db29cd0fbe)
@@ -10,8 +10,8 @@
 
 #ifndef PREEMPTION_RATE
-#define PREEMPTION_RATE 10_000ul
+#define PREEMPTION_RATE 10`ms
 #endif
 
-unsigned int default_preemption() {
+Duration default_preemption() {
 	return PREEMPTION_RATE;
 }