diff -ur zip-2.3/zip.c zip-2.3-lhh/zip.c

--- zip-2.3/zip.c	1999-11-16 15:08:10.000000000 -0500

+++ zip-2.3-lhh/zip.c	2003-12-22 09:32:56.000000000 -0500

@@ -849,6 +849,7 @@

 /* Add, update, freshen, or delete zip entries in a zip file.  See the

    command help in help() above. */

 {

+  mode_t old_umask;	/* umask prior to temp file creation */

   int a;                /* attributes of zip file */

   ulg c;                /* start of central directory */

   int d;                /* true if just adding to a zip file */

@@ -1830,9 +1831,11 @@

     if ((tempzip = tempname(zipfile)) == NULL) {

       ZIPERR(ZE_MEM, "allocating temp filename");

     }

+    old_umask = umask(0066);

     if ((tempzf = y = fopen(tempzip, FOPW_TMP)) == NULL) {

       ZIPERR(ZE_TEMP, tempzip);

     }

+    umask(old_umask);

   }

 #if (!defined(VMS) && !defined(CMS_MVS))