+#ifdef GUILE_NEW_GC_SCHEME
+extern int scm_init_storage (scm_sizet init_heap_size, int trig,
+ scm_sizet init_heap2_size, int trig2,
+ scm_sizet max_segment_size);
+#else
+extern int scm_init_storage (scm_sizet init_heap_size,
+ scm_sizet init_heap2_size);
+#endif