Libusb: testgui: Explicitly link to libpthread.

Reported by: Xiaofan Chen <[email protected]>

Author: signal11

libusb/Makefile.linux

@@ -22,7 +22,7 @@ COBJS_LIBUSB = hid.o
 COBJS = $(COBJS_LIBUSB)
 CPPOBJS   = ../hidtest/hidtest.o
 OBJS      = $(COBJS) $(CPPOBJS)
-LIBS_USB  = `pkg-config libusb-1.0 --libs` -lrt
+LIBS_USB  = `pkg-config libusb-1.0 --libs` -lrt -lpthread
 LIBS      = $(LIBS_USB)
 INCLUDES ?= -I../hidapi `pkg-config libusb-1.0 --cflags`
 

testgui/Makefile.linux

@@ -14,7 +14,7 @@ COBJS=../libusb/hid.o
 CPPOBJS=test.o
 OBJS=$(COBJS) $(CPPOBJS)
 CFLAGS=-I../hidapi -Wall -g -c `fox-config --cflags` `pkg-config libusb-1.0 --cflags`
-LIBS=-ludev -lrt `fox-config --libs` `pkg-config libusb-1.0 --libs`
+LIBS=-ludev -lrt -lpthread `fox-config --libs` `pkg-config libusb-1.0 --libs`
 
 
 testgui: $(OBJS)