Cleanups from James H: a few missing statics, a precautionary cast

or two, a debugging fix, a couple of explicit initialisations of
variables that were previously read uninitialised, and a fix for a
whopping great big memory leak in Slant owing to me having
completely forgotten to write free_game().

[originally from svn r6159]

1 files changed, 2 insertions, 0 deletions

diff --git a/dsf.c b/dsf.c
index 353bf1a..a81bc3c 100644
--- a/dsf.c
+++ b/dsf.c
@@ -4,6 +4,8 @@
  * worry about avoiding closed loops.
  */
 
+#include "puzzles.h"
+
 int dsf_canonify(int *dsf, int val)
 {
     int v2 = val;