subdirs += libc/misc/sysvipc
-CSRC := ftok.c __syscall_ipc.c
+CSRC-y := ftok.c __syscall_ipc.c
# multi source sem.c
-CSRC += semget.c semctl.c semop.c semtimedop.c
+CSRC-y += semget.c semctl.c semop.c semtimedop.c
# multi source shm.c
-CSRC += shmat.c shmctl.c shmdt.c shmget.c
+CSRC-y += shmat.c shmctl.c shmdt.c shmget.c
# multi source msgq.c
-CSRC += msgctl.c msgget.c msgrcv.c msgsnd.c
+CSRC-y += msgctl.c msgget.c msgrcv.c msgsnd.c
MISC_SYSVIPC_DIR := $(top_srcdir)libc/misc/sysvipc
MISC_SYSVIPC_OUT := $(top_builddir)libc/misc/sysvipc
-MISC_SYSVIPC_SRC := $(patsubst %.c,$(MISC_SYSVIPC_DIR)/%.c,$(CSRC))
-MISC_SYSVIPC_OBJ := $(patsubst %.c,$(MISC_SYSVIPC_OUT)/%.o,$(CSRC))
+MISC_SYSVIPC_SRC := $(patsubst %.c,$(MISC_SYSVIPC_DIR)/%.c,$(CSRC-y))
+MISC_SYSVIPC_OBJ := $(patsubst %.c,$(MISC_SYSVIPC_OUT)/%.o,$(CSRC-y))
libc-y += $(MISC_SYSVIPC_OBJ)