rename cgpt files with cgptlib prefix (to avoid conflicts to cgpt utility)

src/platform/vboot_reference/cgptlib/Makefile

Index: src/platform/vboot_reference/cgptlib/Makefile
diff --git a/src/platform/vboot_reference/cgptlib/Makefile b/src/platform/vboot_reference/cgptlib/Makefile
index 418163c2527f7f3262a5ea9976c0be7e153f7bd1..5ba386e7144e45a8c8c3356a3f958f6e008a5b4e 100644
--- a/src/platform/vboot_reference/cgptlib/Makefile
+++ b/src/platform/vboot_reference/cgptlib/Makefile
@@ -2,8 +2,8 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-CFLAGS ?= -Wall -Werror -ansi
-INCLUDES += tests
+CFLAGS += -Wall -Werror -ansi
+INCLUDES += -Itests
 SUBDIRS = tests
 
 all: cgpt.a
@@ -14,11 +14,11 @@ all: cgpt.a
 .c.o:
 	$(CC) $(CFLAGS) $(INCLUDES) -c $< -o $@
 
-cgpt.a: cgpt.o
-	$(AR) rs cgpt.a $<
+cgpt.a: cgptlib.o quick_sort.o crc32.o
+	$(AR) rs $@ $^
 
 clean:
 	for i in $(SUBDIRS); do \
 	( $(MAKE) -C $$i clean ) ; \
 	done
-	rm -f cgpt cgpt-host *.o *~ *.a
+	rm -f *.o *~ *.a