--- blt2.4u/src/bltUnixPipe.c.excl	Tue Feb 29 15:48:00 2000
+++ blt2.4u/src/bltUnixPipe.c	Wed Dec  6 17:58:43 2000
@@ -27,6 +27,7 @@
 
 #include "bltInt.h"
 #include <fcntl.h>
+#include <limits.h>
 #include <signal.h>
 
 #include "bltWait.h"
@@ -118,12 +119,12 @@
 CreateTempFile(contents)
     char *contents;		/* String to write into temp file, or NULL. */
 {
-    char fileName[L_tmpnam];
+    char fileName[LINE_MAX];
     int fd;
     size_t length = (contents == NULL) ? 0 : strlen(contents);
 
-    mkstemp(fileName);
-    fd = OpenFile(fileName, O_RDWR | O_CREAT | O_TRUNC);
+    strcpy(fileName, "/tmp/bltXXXXXX");
+    fd = mkstemp(fileName);
     unlink(fileName);
 
     if ((fd >= 0) && (length > 0)) {