--- Xwnmo/xjutil/jutil.c.orig
+++ Xwnmo/xjutil/jutil.c
@@ -82,6 +82,8 @@
 /* jisho utility routine for otasuke (user interface) process */
 
 #include <stdio.h>
+#include <stdlib.h>
+#include <sys/stat.h>
 #include <X11/Xos.h>
 #include "jslib.h"
 #include "commonhd.h"
@@ -578,7 +580,6 @@ register char *dirname;
 int  (*error_handler)(), (*message_handler)();
 {
     char gomi[128];
-    extern int mkdir(), chmod(), chown();
 
     if(dirname[0] == C_LOCAL){
 	if(*(dirname + 1) == 0) return(0);
@@ -664,10 +665,7 @@ int  (*error_handler)(), (*message_handler)();
     extern int srand();
     extern long rand();
 #else
-    extern int srandom();
-    extern long random();
 #endif
-    extern long time();
 
     if(pwd_file == NULL || *pwd_file == 0) return(0);
     if(access(pwd_file, F_OK) != -1) return(0);
