--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2008-02-08  Jim Meyering  <meyering@redhat.com>
 
+	Avoid two "parameter unused" warnings.
+	* lib/stat-time.h (get_stat_birthtime_ns, get_stat_birthtime):
+	Mark "st" as used.
+
 	Use "git COMMAND", not "git-COMMAND".
 	* build-aux/bootstrap (version_controlled_file): s/git-rm/git-rm/.
 	* build-aux/announce-gen (get_tool_versions): Correct a diagnostic.

--- a/lib/stat-time.h
+++ b/lib/stat-time.h
@@ -93,6 +93,8 @@
 # elif defined HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC
   return STAT_TIMESPEC_NS (st, st_birthtim);
 # else
+  /* Avoid a "parameter unused" warning.  */
+  (void) st;
   return 0;
 # endif
 }
@@ -162,6 +164,8 @@
   /* Birth time is not supported.  Set tv_sec to avoid undefined behavior.  */
   t.tv_sec = -1;
   t.tv_nsec = -1;
+  /* Avoid a "parameter unused" warning.  */
+  (void) st;
 #endif
 
 #if (defined HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC \