Index: src/benchmark/Makefile.am
===================================================================
--- src/benchmark/Makefile.am	(revision 6a5be52db68460f917313bc7fb311cfb03b0f0c1)
+++ src/benchmark/Makefile.am	(revision de737c85a28d725aa4819d925a09ce077fb8e774)
@@ -97,20 +97,20 @@
 
 mutex-function$(EXEEXT):
-	@BACKEND_CC@ mutex/function.c -DBENCH_N=500000000      -I. -lrt -pthread                    ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	@BACKEND_CC@ mutex/function.c    -DBENCH_N=5000000000  -I. -lrt -pthread                    ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 mutex-pthread_lock$(EXEEXT):
-	@BACKEND_CC@ mutex/pthreads.c -DBENCH_N=50000000       -I. -lrt -pthread                    ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	@BACKEND_CC@ mutex/pthreads.c    -DBENCH_N=50000000    -I. -lrt -pthread                    ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 mutex-upp$(EXEEXT):
-	u++          mutex/upp.cc     -DBENCH_N=50000000       -I. -nodebug -lrt -quiet             ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	u++          mutex/upp.cc        -DBENCH_N=50000000    -I. -nodebug -lrt -quiet             ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 mutex-cfa1$(EXEEXT):
-	${CC}        mutex/cfa1.c     -DBENCH_N=5000000        -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	${CC}        mutex/cfa1.c        -DBENCH_N=5000000     -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 mutex-cfa2$(EXEEXT):
-	${CC}        mutex/cfa2.c     -DBENCH_N=5000000        -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	${CC}        mutex/cfa2.c        -DBENCH_N=5000000     -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 mutex-cfa4$(EXEEXT):
-	${CC}        mutex/cfa4.c     -DBENCH_N=5000000        -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	${CC}        mutex/cfa4.c        -DBENCH_N=5000000     -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 ## =========================================================================================================
Index: src/benchmark/Makefile.in
===================================================================
--- src/benchmark/Makefile.in	(revision 6a5be52db68460f917313bc7fb311cfb03b0f0c1)
+++ src/benchmark/Makefile.in	(revision de737c85a28d725aa4819d925a09ce077fb8e774)
@@ -510,20 +510,20 @@
 
 mutex-function$(EXEEXT):
-	@BACKEND_CC@ mutex/function.c -DBENCH_N=500000000      -I. -lrt -pthread                    ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	@BACKEND_CC@ mutex/function.c    -DBENCH_N=5000000000  -I. -lrt -pthread                    ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 mutex-pthread_lock$(EXEEXT):
-	@BACKEND_CC@ mutex/pthreads.c -DBENCH_N=50000000       -I. -lrt -pthread                    ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	@BACKEND_CC@ mutex/pthreads.c    -DBENCH_N=50000000    -I. -lrt -pthread                    ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 mutex-upp$(EXEEXT):
-	u++          mutex/upp.cc     -DBENCH_N=50000000       -I. -nodebug -lrt -quiet             ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	u++          mutex/upp.cc        -DBENCH_N=50000000    -I. -nodebug -lrt -quiet             ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 mutex-cfa1$(EXEEXT):
-	${CC}        mutex/cfa1.c     -DBENCH_N=5000000        -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	${CC}        mutex/cfa1.c        -DBENCH_N=5000000     -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 mutex-cfa2$(EXEEXT):
-	${CC}        mutex/cfa2.c     -DBENCH_N=5000000        -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	${CC}        mutex/cfa2.c        -DBENCH_N=5000000     -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 mutex-cfa4$(EXEEXT):
-	${CC}        mutex/cfa4.c     -DBENCH_N=5000000        -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	${CC}        mutex/cfa4.c        -DBENCH_N=5000000     -I. -nodebug -lrt -quiet @CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 signal$(EXEEXT) :\