-extern void * try_malloc(size_t size, struct World * w, char * f);
-extern void * try_calloc(size_t nmemb, size_t size,
- struct World * w, char * f);
+extern void * try_malloc(size_t size, char * f);
+extern void * try_calloc(size_t nmemb, size_t size, char * f);