tweak the `whether...' message

diff --git a/m4/unlink-busy.m4 b/m4/unlink-busy.m4
index 95c0810..be6a7dd 100644 (file)
--- a/m4/unlink-busy.m4
+++ b/m4/unlink-busy.m4
@@ -1,4 +1,4 @@
-#serial 4
+#serial 5
 
 dnl From J. David Anglin.
 
@@ -6,7 +6,7 @@ dnl HPUX and other systems can't unlink shared text that is being executed.
 
 AC_DEFUN(jm_FUNC_UNLINK_BUSY_TEXT,
 [dnl
-  AC_CACHE_CHECK([whether a program can unlink itself],
+  AC_CACHE_CHECK([whether a running program can be unlinked],
     jm_cv_func_unlink_busy_text,
     [
       AC_TRY_RUN([