X-Git-Url: https://jxself.org/git/?p=open-adventure.git;a=blobdiff_plain;f=advent.h;h=fbdd580e4dd2b73220f730ac65fba556fd7157a8;hp=27250b7dd0f198bd550cabcf2ab1148b571f2624;hb=876fbb2f78bc63b3c99091ab658042f578b3df35;hpb=4e4c2e01989980a29d6bd8856c163c599d9c63d7

diff --git a/advent.h b/advent.h
index 27250b7..fbdd580 100644
--- a/advent.h
+++ b/advent.h
@@ -8,9 +8,9 @@
 
 /* LCG PRNG parameters tested against
  * Knuth vol. 2. by the original authors */
-#define LCG_A 1093
-#define LCG_C 221587
-#define LCG_M 1048576
+#define LCG_A 1093L
+#define LCG_C 221587L
+#define LCG_M 1048576L
 
 #define LINESIZE       1024
 #define TOKLEN         5          // № sigificant characters in a token */
@@ -232,7 +232,7 @@ extern int restore(FILE *);
 extern long initialise(void);
 extern int action(command_t command);
 extern void state_change(obj_t, int);
-
+extern bool is_valid(struct game_t);
 
 void bug(enum bugtype, const char *) __attribute__((__noreturn__));