fixed include/linker paths

Makefile

 USB2LIN_PATH=$(CURDIR)/usb2lin
-COAP_PATH=/usr/local/include/coap
+#COAP_PATH=/usr/local/include/coap
 
 CXXFLAGS+=-fmax-errors=1
 
 export CXXFLAGS
 export USB2LIN_PATH
-export COAP_PATH
+#export COAP_PATH
 
 all: src
 

src/Makefile

@@ -9,7 +9,7 @@ override CXXFLAGS+=-I$(USB2LIN_PATH)
 LDLIBS+=-lusb-1.0 
 
 #COAP
-override CXXFLAGS+=-I$(COAP_PATH) -L/usr/local/lib
+#override CXXFLAGS+=-I$(COAP_PATH) -L/usr/local/lib
 LDLIBS+=-lcoap-1
 
 OBJS=\