compile success for libsepl in kernel

kernel/libsepol/utils/Makefile

@@ -0,0 +1,25 @@
+# Installation directories.
+PREFIX ?= /usr
+BINDIR ?= $(PREFIX)/bin
+
+CFLAGS ?= -Wall -Werror
+override CFLAGS += -I../include
+override LDFLAGS += -L../src
+override LDLIBS += -lsepol
+
+TARGETS=$(patsubst %.c,%,$(sort $(wildcard *.c)))
+
+all: $(TARGETS)
+
+install: all
+	-mkdir -p $(DESTDIR)$(BINDIR)
+	install -m 755 $(TARGETS) $(DESTDIR)$(BINDIR)
+
+clean:
+	-rm -f $(TARGETS) *.o 
+
+indent:
+	../../scripts/Lindent $(wildcard *.[ch])
+
+relabel:
+