diff --git a/make.sh b/make.sh
index f06c7551..99d2d436 100755
--- a/make.sh
+++ b/make.sh
@@ -100,3 +100,6 @@ perl -pi -e "s#\\\$\(CFLAGS\)#$CFLAGS#g" Makefile
 perl -pi -e "s#\\\$\(LIBS\)#$LIBS#g" Makefile
 make $1 $2
 
+if [ "$1" = "clean" ]; then
+  /bin/rm -f Makefile _os_bits.h
+fi
diff --git a/src/Makefile.in b/src/Makefile.in
index 78b79758..eef66f63 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -22,7 +22,7 @@ HEADER_FILES = common_define.h hash.h chain.h logger.h base64.h \
                avl_tree.h ioevent.h ioevent_loop.h fast_task_queue.h \
                fast_timer.h process_ctrl.h fast_mblock.h connection_pool.h
 
-ALL_OBJS = $(STATIC_OBJS) $(FAST_SHARED_OBJS)
+ALL_OBJS = $(FAST_STATIC_OBJS) $(FAST_SHARED_OBJS)
 
 ALL_PRGS = 
 SHARED_LIBS = libfastcommon.so
@@ -35,9 +35,9 @@ libfastcommon.so:
 libfastcommon.a: $(FAST_STATIC_OBJS)
 	ar rcs $@ $<
 .o:
-	$(COMPILE) -o $@ $<  $(STATIC_OBJS) $(LIB_PATH) $(INC_PATH)
+	$(COMPILE) -o $@ $<  $(FAST_STATIC_OBJS) $(LIB_PATH) $(INC_PATH)
 .c:
-	$(COMPILE) -o $@ $<  $(STATIC_OBJS) $(LIB_PATH) $(INC_PATH)
+	$(COMPILE) -o $@ $<  $(FAST_STATIC_OBJS) $(LIB_PATH) $(INC_PATH)
 .c.o:
 	$(COMPILE) -c -o $@ $<  $(INC_PATH)
 .c.lo:
diff --git a/src/_os_bits.h b/src/_os_bits.h
deleted file mode 100644
index 81e16262..00000000
--- a/src/_os_bits.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef _OS_BITS_H
-#define _OS_BITS_H
-
-#define OS_BITS  64
-#define OFF_BITS 64
-
-#endif