test-lock, test-tls: mention why a test is skipped

[pspp] / tests / test-tls.c

diff --git a/tests/test-tls.c b/tests/test-tls.c
index 83c4ffb1659b8f1c5cdc963cf5d5ce0b9eceecf8..b9806bb0797c165b78c4c2d0e89884135c1b8f43 100644 (file)
--- a/tests/test-tls.c
+++ b/tests/test-tls.c
@@ -314,9 +314,12 @@ main ()
 
 /* No multithreading available.  */
 
+#include <stdio.h>
+
 int
 main ()
 {
+  fputs ("multithreading not enabled\n", stderr);
   return 77;
 }