--- b.c        Fri Jan 20 03:38:25 1995
+++ b.c.new    Fri Jul 23 03:36:10 1999
@@ -21,6 +21,7 @@
 #include <pwd.h>
 #endif
 #include <errno.h>
+#include <sys/types.h>

 #include "config.h"
 #include "blocks.h"
@@ -1990,6 +1991,7 @@
  {
  long tim=time(0);
  B *b;
+ mode_t mask=umask(077); /* no access to DEADJOE for others */
  FILE *f=fopen("DEADJOE","a");
  fprintf(f,"\n*** Modified files in JOE when it aborted on %s",ctime(&tim));
  if(sig) fprintf(f,"*** JOE was aborted by signal %d\n",sig);