--- /dev/null
+Index: libc/misc/time/time.c
+===================================================================
+--- a/libc/misc/time/time.c (revision 17534)
++++ b/libc/misc/time/time.c (revision 17647)
+@@ -158,7 +158,9 @@
+ #endif
+
+ #if defined (L_tzset) || defined (L_localtime_r) || defined(L_strftime) || \
+- defined(L__time_mktime) || defined(L__time_mktime_tzi)
++ defined(L__time_mktime) || defined(L__time_mktime_tzi) || \
++ ((defined(L_strftime) || defined(L_strftime_l)) && \
++ defined(__UCLIBC_HAS_XLOCALE__))
+
+ void _time_tzset (int);
+