--- ./dosemu-1.4.0/src/tools/periph/dexeconfig.c~	2010-06-02 23:05:47.000000000 +0300
+++ ./dosemu-1.4.0/src/tools/periph/dexeconfig.c	2010-06-02 23:07:27.000000000 +0300
@@ -238,7 +238,7 @@
     exit(1);
   }
   close(fd);
-  fc = open(cfile, O_WRONLY | O_CREAT | O_TRUNC);
+  fc = open(cfile, O_WRONLY | O_CREAT | O_TRUNC, S_IREAD | S_IWRITE);
   if (fc < 0) {
     perror("cannot open config file");
     exit(1);