diff --git a/Makefile b/Makefile
index 67c02687ef..2b0438c7e2 100644
--- a/Makefile
+++ b/Makefile
@@ -88,6 +88,8 @@ include $(SRC_PATH)/Makefile.objs
 endif
 
 $(common-obj-y): $(GENERATED_HEADERS)
+subdir-libcacard: $(oslib-obj-y) $(trace-obj-y) qemu-malloc.o qemu-timer-common.o
+
 $(filter %-softmmu,$(SUBDIR_RULES)): $(trace-obj-y) $(common-obj-y) subdir-libdis
 
 $(filter %-user,$(SUBDIR_RULES)): $(GENERATED_HEADERS) $(trace-obj-y) subdir-libdis-user subdir-libuser
diff --git a/Makefile.objs b/Makefile.objs
index d82c60d04e..4478c61e0c 100644
--- a/Makefile.objs
+++ b/Makefile.objs
@@ -7,8 +7,8 @@ qobject-obj-y += qerror.o
 #######################################################################
 # oslib-obj-y is code depending on the OS (win32 vs posix)
 oslib-obj-y = osdep.o
-oslib-obj-$(CONFIG_WIN32) += oslib-win32.o
-oslib-obj-$(CONFIG_POSIX) += oslib-posix.o
+oslib-obj-$(CONFIG_WIN32) += oslib-win32.o qemu-thread-win32.o
+oslib-obj-$(CONFIG_POSIX) += oslib-posix.o qemu-thread-posix.o
 
 #######################################################################
 # block-obj-y is code used by both qemu system emulation and qemu-img
@@ -143,8 +143,7 @@ common-obj-y += $(addprefix ui/, $(ui-obj-y))
 common-obj-$(CONFIG_VNC) += $(addprefix ui/, $(vnc-obj-y))
 
 common-obj-y += iov.o acl.o
-common-obj-$(CONFIG_POSIX) += qemu-thread-posix.o compatfd.o
-common-obj-$(CONFIG_WIN32) += qemu-thread-win32.o
+common-obj-$(CONFIG_POSIX) += compatfd.o
 common-obj-y += notify.o event_notifier.o
 common-obj-y += qemu-timer.o qemu-timer-common.o
 
diff --git a/libcacard/Makefile b/libcacard/Makefile
index 4010029173..1d34df0004 100644
--- a/libcacard/Makefile
+++ b/libcacard/Makefile
@@ -4,14 +4,7 @@
 
 $(call set-vpath, $(SRC_PATH):$(SRC_PATH)/libcacard)
 
-ifeq ($(CONFIG_WIN32),y)
-QEMU_THREAD=qemu-thread-win32.o
-else
-QEMU_THREAD=qemu-thread-posix.o
-endif
-
-
-QEMU_OBJS=$(addprefix ../, $(QEMU_THREAD) $(oslib-obj-y) $(trace-obj-y) qemu-malloc.o qemu-timer-common.o)
+QEMU_OBJS=$(addprefix ../, $(oslib-obj-y) $(trace-obj-y) qemu-malloc.o qemu-timer-common.o)
 
 QEMU_CFLAGS+=-I../