+ifneq ($(strip $(USE_SYSTEM_PWD_GRP)),true)
+ PWD_GRP = pwd_grp
+ PWD_GRP_DIR = $(BB_SRC_DIR:=/)$(PWD_GRP)
+ PWD_LIB = libpwd.a
+ PWD_CSRC=__getpwent.c pwent.c getpwnam.c getpwuid.c putpwent.c getpw.c \
+ fgetpwent.c __getgrent.c grent.c getgrnam.c getgrgid.c fgetgrent.c \
+ initgroups.c setgroups.c
+ PWD_OBJS=$(patsubst %.c,$(PWD_GRP)/%.o, $(PWD_CSRC))
+ PWD_CFLAGS = -I$(PWD_GRP_DIR)
+else
+ CFLAGS += -DUSE_SYSTEM_PWD_GRP
+endif
+
+LIBBB = libbb
+LIBBB_LIB = libbb.a
+LIBBB_CSRC= ask_confirmation.c chomp.c concat_path_file.c copy_file.c \
+copy_file_chunk.c daemon.c device_open.c error_msg.c \
+error_msg_and_die.c fgets_str.c find_mount_point.c find_pid_by_name.c \
+find_root_device.c full_read.c full_write.c get_console.c \
+get_last_path_component.c get_line_from_file.c gz_open.c human_readable.c \
+isdirectory.c kernel_version.c loop.c mode_string.c module_syscalls.c mtab.c \
+mtab_file.c my_getgrnam.c my_getgrgid.c my_getpwnam.c my_getpwnamegid.c \
+my_getpwuid.c parse_mode.c parse_number.c perror_msg.c perror_msg_and_die.c \
+print_file.c process_escape_sequence.c read_package_field.c recursive_action.c \
+safe_read.c safe_strncpy.c syscalls.c syslog_msg_with_name.c time_string.c \
+trim.c unzip.c vdprintf.c verror_msg.c vperror_msg.c wfopen.c xfuncs.c \
+xgetcwd.c xreadlink.c xregcomp.c interface.c remove_file.c last_char_is.c \
+copyfd.c vherror_msg.c herror_msg.c herror_msg_and_die.c xgethostbyname.c \
+dirname.c make_directory.c create_icmp_socket.c
+LIBBB_OBJS=$(patsubst %.c,$(LIBBB)/%.o, $(LIBBB_CSRC))
+LIBBB_CFLAGS = -I$(LIBBB)
+ifneq ($(strip $(BB_SRC_DIR)),)
+ LIBBB_CFLAGS += -I$(BB_SRC_DIR)/$(LIBBB)
+endif
+
+LIBBB_MSRC=libbb/messages.c
+LIBBB_MESSAGES= full_version name_too_long omitting_directory not_a_directory \
+memory_exhausted invalid_date invalid_option io_error dash_dash_help \
+write_error too_few_args name_longer_than_foo unknown can_not_create_raw_socket
+LIBBB_MOBJ=$(patsubst %,$(LIBBB)/%.o, $(LIBBB_MESSAGES))
+
+LIBBB_ARCSRC=libbb/unarchive.c
+LIBBB_ARCOBJ= archive_offset seek_sub_file extract_archive unarchive \
+get_header_ar get_header_cpio get_header_tar deb_extract
+LIBBB_AROBJS=$(patsubst %,$(LIBBB)/%.o, $(LIBBB_ARCOBJ))
+
+
+# Put user-supplied flags at the end, where they
+# have a chance of winning.
+CFLAGS += $(CFLAGS_EXTRA)