Index: src/benchmark/Makefile.in
===================================================================
--- src/benchmark/Makefile.in	(revision 1134b80884fbfefdfcca5d37cbd929da7706135d)
+++ src/benchmark/Makefile.in	(revision 00ac42e19976f383d054c37519d503de894b5ba7)
@@ -682,8 +682,8 @@
 
 compile-io$(EXEEXT):
-	@${CC} -quiet -fsyntax-only -w ../tests/io.c					@CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	@${CC} -quiet -fsyntax-only -w ../tests/io1.c				@CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 compile-monitor$(EXEEXT):
-	@${CC} -quiet -fsyntax-only -w ../tests/concurrent/monitor.c		@CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	@${CC} -quiet -fsyntax-only -w ../tests/concurrent/monitor.c	@CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 compile-operators$(EXEEXT):
@@ -694,5 +694,5 @@
 
 compile-typeof$(EXEEXT):
-	@${CC} -quiet -fsyntax-only -w ../tests/typeof.c				@CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
+	@${CC} -quiet -fsyntax-only -w ../tests/typeof.c			@CFA_FLAGS@ ${AM_CFLAGS} ${CFLAGS} ${ccflags}
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.