examples: Allow examples to link on OS X.

On OS X -liconv is needed in LDFLAGS otherwise
examples do not link. Tested on OS X 10.6.8.

examples/Makefile

@@ -5,6 +5,13 @@ CFLAGS_LOCAL = -Wall -O2 -g -I. -I../..
 LDFLAGS = 
 OBJ = dvb_print_si dvb_ecmg dvb_ecmg_test mpeg_print_pcr rtp_check_seqnum
 
+ifeq "$(shell uname -s)" "Darwin"
+LDFLAGS += -liconv
+# Prevent generation of .dSYM debug directories
+CFLAGS += -gstabs
+CFLAGS_LOCAL += -gstabs
+endif
+
 all: $(OBJ)
 
 %: %.c
@@ -14,4 +21,4 @@ local: CFLAGS = $(CFLAGS_LOCAL)
 local: all
 
 clean:
-	-rm $(OBJ)
+	rm -rf $(OBJ)