fix debugging

client/c/Makefile

@@ -1,14 +1,13 @@
+CC=gcc
 CFLAGS=-g
 
 
 all:		yadync
 
-md5.o:		md5.c md5.h
-
-yadync.o:	yadync.c md5.h
+%.o : %.c
+	$(CC) -c $(CFLAGS) $< -o $@
 
 yadync:		yadync.o md5.o
 
-
 clean:		
 		-rm *.o yadync

client/c/yadync.c

@@ -38,10 +38,10 @@ int main(int argc, char **argv) {
   md5_state_t state;
 
   md5_init(&state);
-  md5_append(&state, buf, strlen(buf));
+  md5_append(&state, (const unsigned char *) buf, strlen(buf));
 
   char c[16];
-  md5_finish(&state, c);
+  md5_finish(&state, (unsigned char *) c);
 
   sprintf(buf, "%s %d %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
 	  dynid, t,