Update Makefile

antirez#142

Makefile

@@ -1,15 +1,15 @@
 CFLAGS?=-O2 -g -Wall -W $(shell pkg-config --cflags librtlsdr)
-LDLIBS+=$(shell pkg-config --libs librtlsdr) -lpthread -lm
+LDLIBS+=-lrtlsdr -L -lpthread -lm
 CC?=gcc
 PROGNAME=dump1090
 
 all: dump1090
 
 %.o: %.c
-	$(CC) $(CFLAGS) -c $<
+        $(CC) $(CFLAGS) -c $<
 
 dump1090: dump1090.o anet.o
-	$(CC) -g -o dump1090 dump1090.o anet.o $(LDFLAGS) $(LDLIBS)
+        $(CC) -g -pthread -o dump1090 dump1090.o anet.o $(LDFLAGS) $(LDLIBS)
 
 clean:
-	rm -f *.o dump1090
+        rm -f *.o dump1090