--- ./mts/smtp/smtp.c.orig	Sat Mar 20 16:02:43 1999
+++ ./mts/smtp/smtp.c	Sat Mar 20 16:11:46 1999
@@ -244,12 +244,16 @@
 	for (ap = arguments; *ap; ap++)
 	    if (**ap == '/') {
 		char *dp;
+		int fd;
 
 		if ((dp = strrchr(*ap, '/')) && *++dp == NULL)
 		    *--dp = NULL;
 		snprintf (sm_tmpfil, sizeof(sm_tmpfil), "%s/smtpXXXXXX", *ap);
-		mktemp (sm_tmpfil);
-
+		fd = mkstemp (sm_tmpfil);
+		if (fd == -1)
+		    return NOTOK;
+		close (fd);
+		unlink (sm_tmpfil);
 		if ((sd = creat (sm_tmpfil, 0600)) != NOTOK) {
 		    sm_ispool = 1;
 		    break;