--- src/api.c.orig	2002-04-11 09:50:46.000000000 +0900
+++ src/api.c	2020-11-21 15:50:11.000000000 +0900
@@ -105,7 +105,9 @@
 #include "imemory.h"
 #include "record.h"
 
-
+extern void julian2mmdd( int, int, int*, int* );
+extern int save_3d_window( char *, int );
+extern int save_3d_right_window( char *, int );
 
 #define MEGA 1024*1024
 #define MAX(A,B)  ( (A) > (B) ? (A) : (B) )