--- zzzz-none-000/linux-3.10.107/tools/usb/Makefile	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/tools/usb/Makefile	2021-02-04 17:41:59.000000000 +0000
@@ -3,11 +3,12 @@
 CC = $(CROSS_COMPILE)gcc
 PTHREAD_LIBS = -lpthread
 WARNINGS = -Wall -Wextra
-CFLAGS = $(WARNINGS) -g $(PTHREAD_LIBS) -I../include
+CFLAGS = $(WARNINGS) -g -I../include
+LDFLAGS = $(PTHREAD_LIBS)
 
 all: testusb ffs-test
 %: %.c
-	$(CC) $(CFLAGS) -o $@ $^
+	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)
 
 clean:
 	$(RM) testusb ffs-test