jmap: just use unsigned long, not size_t

Judy.h uses "Word_t" which it defines to an "unsigned long", so just use that.

If I were writing Judy from scratch, I'd use size_t or uintptr_t.

ccan/jmap/_info

@@ -55,7 +55,7 @@
  * 		jmap_opt_add(opt, argv[i], d);
  * 	}
  * 
- * 	printf("Found %u options:\n", jmap_opt_count(opt));
+ * 	printf("Found %lu options:\n", jmap_opt_count(opt));
  * 	for (i = jmap_arg_first(arg,-1); i!=-1; i = jmap_arg_next(arg,i,-1)) {
  * 		char *a = jmap_arg_get(arg, i);
  * 		d = jmap_opt_get(opt, a);

ccan/jmap/jmap.c

@@ -7,8 +7,10 @@ struct jmap *jmap_new(void)
 {
 	struct jmap *map;
 
-	/* Judy uses unsigned long for Word_t, we use size_t. */
-	BUILD_ASSERT(sizeof(size_t) == sizeof(unsigned long));
+	/* Judy uses unsigned long for Word_t, we use unsigned long. */
+	BUILD_ASSERT(sizeof(Word_t) == sizeof(unsigned long));
+	/* We also put pointers into Judy, in jmap_types.h */
+	BUILD_ASSERT(sizeof(Word_t) >= sizeof(void *));
 
 	map = malloc(sizeof(*map));
 	if (map) {

ccan/jmap/test/run-access-count.c

@@ -8,7 +8,7 @@
 int main(int argc, char *argv[])
 {
 	struct jmap *map;
-	size_t *value;
+	unsigned long *value;
 	int status;
 
 	plan_tests(9);

ccan/jmap/test/run-uintidx-type.c

@@ -12,7 +12,7 @@ int main(int argc, char *argv[])
 {
 	struct jmap_foo *map;
 	struct foo *foo[NUM], **foop;
-	unsigned int i;
+	unsigned long i;
 
 	plan_tests(37 + NUM*2 + 19);
 	for (i = 0; i < NUM; i++)

ccan/jmap/test/run.c

@@ -5,7 +5,7 @@
 int main(int argc, char *argv[])
 {
 	struct jmap *map;
-	size_t i, *value;
+	unsigned long i, *value;
 	const char *err;
 
 	plan_tests(53);