diff --git a/libf2c/ChangeLog b/libf2c/ChangeLog
index 94668e03f10f..dba61a4a92ce 100644
--- a/libf2c/ChangeLog
+++ b/libf2c/ChangeLog
@@ -1,4 +1,10 @@
-1999-10-22  Dave Love  <fx@gnu.org>
+1999-10-14 Theo Papadopoulo  <Theodore.Papadopoulo@sophia.inria.fr>
+
+	* libU77/acconfig.h: Define GETTIMEOFDAY_ONE_ARGUMENT and
+	HAVE_TIMEZONE in acconfig.h.
+	* libU77/config.hin: Rebuilt.
+
+1999-10-12  Dave Love  <fx@gnu.org>
 
 	* libU77/aclocal.m4: Re-write, defining LIBU77_GETTIMEOFDAY, not
 	LIBU77_HAVE_STRUCT_TIMEZONE.
diff --git a/libf2c/libU77/acconfig.h b/libf2c/libU77/acconfig.h
index 1400ba589b23..778e15410c85 100644
--- a/libf2c/libU77/acconfig.h
+++ b/libf2c/libU77/acconfig.h
@@ -4,3 +4,8 @@
 /* Define if your sys/time.h defines struct timezone. */
 #undef HAVE_STRUCT_TIMEZONE
 
+/* Define if your gettimeofday takes only one argument. */
+#undef GETTIMEOFDAY_ONE_ARGUMENT
+
+/* Define if your gettimeofday takes a time zome argument. */
+#undef HAVE_TIMEZONE
diff --git a/libf2c/libU77/config.hin b/libf2c/libU77/config.hin
index 27a89c05bb99..19f5399d5385 100644
--- a/libf2c/libU77/config.hin
+++ b/libf2c/libU77/config.hin
@@ -33,8 +33,11 @@
 /* Define as the path of the `chmod' program. */
 #undef CHMOD_PATH
 
-/* Define if your sys/time.h defines struct timezone. */
-#undef HAVE_STRUCT_TIMEZONE
+/* Define if your gettimeofday takes only one argument. */
+#undef GETTIMEOFDAY_ONE_ARGUMENT
+
+/* Define if your gettimeofday takes a time zome argument. */
+#undef HAVE_TIMEZONE
 
 /* Define if you have the alarm function.  */
 #undef HAVE_ALARM