X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftally%2Ftally.h;h=c9272f1000fa516cb5c321249ee711088301a2c2;hp=b38cd70646f3b6205eb71e4ef07a01c2afec20cd;hb=HEAD;hpb=e0fd4d1173f6d761dd6e09f820e1901e9400d8ba

diff --git a/ccan/tally/tally.h b/ccan/tally/tally.h
index b38cd706..c9272f10 100644
--- a/ccan/tally/tally.h
+++ b/ccan/tally/tally.h
@@ -1,6 +1,8 @@
+/* Licensed under LGPLv3+ - see LICENSE file for details */
 #ifndef CCAN_TALLY_H
 #define CCAN_TALLY_H
-#include <stdlib.h>
+#include "config.h"
+#include <sys/types.h>
 
 struct tally;
 
@@ -10,9 +12,11 @@ struct tally;
  *
  * This allocates a tally structure using malloc().  The greater the value
  * of @buckets, the more accurate tally_approx_median() and tally_approx_mode()
- * and tally_graph() will be, but more memory is consumed.
+ * and tally_histogram() will be, but more memory is consumed.  If you want
+ * to use tally_histogram(), the optimal bucket value is the same as that
+ * @height argument.
  */
-struct tally *tally_new(size_t buckets);
+struct tally *tally_new(unsigned int buckets);
 
 /**
  * tally_add - add a value.