diff --git a/config.h.in b/config.h.in
index a5a8f8d3..06d0bf32 100644
--- a/config.h.in
+++ b/config.h.in
@@ -18,6 +18,7 @@
 #undef HAVE_STRCASESTR
 
 /* If you have gettimeofday function  */
+#undef HAVE_DECLARED_TIMEZONE
 #undef HAVE_TM_GMTOFF
 
 /* News postings  */
diff --git a/configure.in b/configure.in
index 274cf1c9..682f3338 100644
--- a/configure.in
+++ b/configure.in
@@ -201,7 +201,7 @@ AC_HEADER_SYS_WAIT
 AC_CHECK_HEADERS(sys/time.h termios.h sys/vfs.h unistd.h netinet/in.h regex.h)
 AC_CHECK_HEADERS(sys/resource.h usersec.h gshadow.h shadow.h)
 AC_CHECK_HEADERS(limits.h utmp.h utmpx.h lastlog.h rpc/key_prot.h)
-dnl AC_STRUCT_TIMEZONE
+AC_STRUCT_TIMEZONE
 
 dnl
 dnl Checks for typedefs, structures, and compiler characteristics.