lirc: Improve non-Linux portability.

* netinet/in.h is needed for sockaddr_in on BSD
* Makefile changes to properly link on BSD

With these changes, everything now compiles fine
on FreeBSD with gmake.

Makefile

@@ -17,7 +17,7 @@ library: irc.o
 	@echo "== Linking $@"
 	$(CC) -shared -fPIC -o $(LIBNAME).so $^ -lssl -lcrypto
 
-libinstall:
+libinstall: library
 	$(INSTALL) -m  755 $(LIBNAME).so "/usr/lib"
 	mkdir -p /usr/include/lirc
 	$(INSTALL) -m 755 *.h "/usr/include/lirc/"
@@ -28,7 +28,7 @@ client : client.o
 	$(CC) $(CFLAGS) -o $(EXE) $< -lirc
 
 %.o : %.c
-	$(CC) $(CFLAGS) -c $^
+	$(CC) $(CFLAGS) -fPIC -c $^
 
 clean :
 	$(RM) *.i *.o $(EXE)

irc.c

@@ -29,6 +29,7 @@
 #include <poll.h>
 #include <sys/types.h>
 #include <sys/socket.h>
+#include <netinet/in.h> /* use sockaddr_in */
 #include <netdb.h>
 #include <arpa/inet.h>